Mikael Colville-Andersen

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Mikael Colville-Andersen

Why We Shouldn’t Bike with a Helmet

Kommentarer

  1. Fred
    Love it! Anyone have any references for the data he presents (14% more dangerous, 20x safer, etc.).
    » Fred
    1. december 2010
  2. Gary
    Fred,
    Not sure about the 14% stat. but I believe the 20x stat may come from studies done by the British Medical Association. They were about to suggest mandatory helmet laws for the uk, however, when they did the research they found that the health benefits from cycling outweighed the risks (without a helmet) by 20:1. To obtain a full copy of the research you will need to purchase a Copy of the British Medical Journal. Just Google it & you will find it.
    » Gary
    1. december 2010
  3. joshua
    while i agree with much of what was said here, i want to point out that by saying the "health benefits outweigh the risks", this seems like a bit of a manipulative twist of statistics. the health benefits of routinely swimming in shark infested waters may also technically outweigh the risks, but it takes only one incident to cause a major problem.
    » joshua
    1. december 2010
  4. Guy Chapman
    Joshua, the "only one" argument is fallacious. What matters is the objective effect at a population level. The simple truth is, there is no population, anywhere in the world, where cyclist safety can be shown to have improved as a result of cycle helmet promotion or compulsion. Promoters promise extravagant reductions in injures, but when it comes to time to measure the outcome they fall back on "everybody must be safer, look at all the helmets".

    The starkest example is probably New Zealand, where the trend in cyclist head injury rates remained unchanged through a massive increase in helmet use from under 50% to nearly 100% in a single year, following passage of a helmet law. If you look at the injury trends for cyclists and pedestrians, you cannot tell which is which, and you certainly can't tell which year brought a law which promised to prevent 85% of cyclist head injuries.

    1. december 2010
  5. Mikael Colville-Andersen
    The 14% stat comes from the Norwegian Transport Økonomisk Institut (TØI).
    1. december 2010
  6. Alex Plumb
    Guy, some questions remain after reading the NZ info you provided.
    First: "the trend in cyclist injury rates remained the same" - Number of injuries is one thing, but severity of injuries is quite another. Did the number of cycling related deaths by trauma to the head remain the same?
    Second: What was the trend in overall number of cyclists over that same period? NZ is a small country by population. A dramatic increase in number of new cyclists (much like New York City has seen over tha past year alone) could skew the unjury rate upward both by sheer numbers of cyclists and by the newer rider's lack of riding skills.
    I, for one, do not wear a helmet when riding short distances in urban areas but ALWAYS wear one when riding longer distances outside of the city. I'm saying this to illustrate my impartiality on the subject.
    Proponents to both sides of this argument will march out their own statistics and experts to prove their point of view. I'd be very wary of all the data presented.
    I prefer the current law where I live in California. Under 18 years old = helmet mandatory, 18 or older = no requirement. I reached this conclusion from my own experiences and observations. I believe I'm safer in the city without a helmet due to my increased sensory ability and lack of helmet induced sense of security, but I don't believe most children have the skills and focused attention necessary to safely navigate urban traffic on a bike. On the highway or mountain road, with other cyclists at higher speeds, wearing a helmet has prevented serious head trauma in both of the major crashes I've been in. One of my shattered helmets now hangs in tatters on the wall of my local bike shop as a graphic reminder to those who may doubt their efficacy.
    » Alex Plumb
    1. december 2010
  7. Elle
    Helmets aren't designed to 'shatter'. They're designed to protect the head from big ouches by absorbing. Compressing.

    If they shatter, maybe you could send them back to the manufacturer for a refund instead of hanging them on a wall.

    » Elle
    1. december 2010
  8. Marcus Dahlqvist
    But what if we starts to ride bikes 30 % more with helmets. :)
    Anyway great speach. Intersting fact is that it is allowed to ride bikes in Norway on the sidewalks. I was run over by a bike a year ago. The man continued without apologising. I shouted at him " hey you cant just ride in to people on the sidewalk"(in swedish) he replied " welcome to norway" (in norwegian). First i got angry then i laughed. Anyway the law says that it is allowed if you show respect to pedestrians. But the reason why people rides on the sidewalks is that there is no (few) bikelanes planned in the city of Oslo. A country made rich on oil... well it says it all.
    » Marcus Dahlqvist
    1. december 2010
  9. Alex Plumb
    Elle - The helmet had a carbon fiber skeleton that kept it in one piece but the impact broke the surrounding styrofoam into many pieces The impact cracked the outer plastic shell severly. It looks like a puzzle loosely put together. I believe that is exactly what the helmet is supposed to do - absorb major impact, similar to a modern auto's crumple zone. My head would have been split open and/or my brain would have swelled to deadly proportions without the helmet. I walked away with a mild concussion.
    » Alex Plumb
    1. december 2010
  10. Tara McKee
    There was a study done in Australia several years ago that showed when a helmet law was enforced in a community, the numbers of women cycling went down because they suddenly perceived cycling as being more dangerous. That is why helmet laws or pushing helmet use is such a two-edged sword. Proponents of helmets push their use with "cycing is dangerous" propoganda. Wouldn't you know it? People (esp. women) believe that and instead of riding their bikes while wearing helmets, some choose not to ride AT ALL because of fear.
    Is that really what we want to see happen?
    1. december 2010
  11. Foo
    Helmets *are* designed to shatter. Or more specifically, the styrofoam inside is meant to break apart if necessary as part of the process of absorbing the impact energy. My wife just incurred a tough hit recently, and her helmet took the impact by actually being torn asunder. She came out of it very well without a concussion.
    » Foo
    1. december 2010
  12. Alex Plumb
    Tara, I sincerely hope that the drop in Australian women's ridership is a temporary collective panic reaction that will fade away with time, like the "Killer Bee" hysteria of a few years ago here in the States. The culture of fear is real, but the specific fears that a culture overreacts to seem to change over time. Perhaps, even with Australia's heavy handed helmet law, the trend you cite will reverse and women will rationally weigh the benefits vs the dangers and choose to ride in more numbers.
    That being said - let's not kid ourselves, helmets or no helmets, cycling is quite dangerous when rules and safety precautions are ignored, roads are not designed properly, and drivers are not educated to be aware and share the road. I know the score, but I still choose to ride every day year round. I'll be on a memorial ride this Sunday for a good friend who was recently hit and killed by a car.
    » Alex Plumb
    1. december 2010
  13. Richard Saunders
    As a kid, I caught my foot between the pedal and the ground, which wrenched me to the pavement head-first. My helmet cracked rather than my head.

    Think I'll keep riding with helmets.

    » Richard Saunders
    2. december 2010
  14. Dan
    Great talk. It is true that thee seems to be a concerted effort to paint cycling as a very dangerous activity - and then present helmets as the solution.

    Both are fallacious; cycling is not dangerous, and helmets do not make it safer.

    However, it is a meme that is very hard to shift, and is endlessly reinforced. I wrote an article about this some time ago:
    http://chillikebab.wordpress.com/2010/04/20/the-whisperers/

    » Dan
    2. december 2010
  15. Philip Chase
    Alex, you say "...cycling is quite dangerous..."? Really? Is that the message you want to send? Are you trying to scare potential cyclists away?

    One bit of research Mikael didn't share were the studies that show on a national level, local level, and even down to single intersections that increases in the rate of cycling reduce the rate of cycling accidents and death. There is safety in numbers and you are discouraging potential cyclists. I'm sure you don't mean to endanger yourself and other cyclists in this way but there it is.

    » Philip Chase
    2. december 2010
  16. George Swain
    "Pornographic obsession with safety equipment?" Seriously? I have not heard such an arrogant, self-righteous intellectual argument since I was an undergrad.

    I was in a serious cycling accident this August during a 1000K endurance race when I was hit from behind by a distracted motorist. I did not see him coming and in the crash broke 24 of my bones. Luckily none of them was my skull, although my head did shatter the car's windshield. Four surgeries and six weeks of hospitalization later, I am walking and will ride again. The helmet saved my life - I'm convinced of that. Am I important? Should I have been sacrificed to the greater good of fear-free cycling? I don't know - ask my kids.

    CYCLING IS DANGEROUS! This is not a statement to scare away potential cyclists, it's the truth. I'm a committed ultra-distance racer, but anyone knows that cars weigh several tons and it takes NOTHING for a one to drift into the shoulder and kill or seriously injure someone on a bike. Extremely experienced cyclists are killed all the time. Helmets do not make a difference in all crashes, but a helmet not only saved my life, it likely prevented me from sustaining a traumatic brain injury. Have you ever spent time on a traumatic brain injury rehabilitation ward? I suggest anyone thinking that helmets are not necessary should at least pop in and see what those folks are dealing with. What's the risk in wearing a helmet? Looking like a dork? Making people afraid of cycling? In my experience, more cyclists SHOULD be afraid of what the dangers are than they seem to be. Have you been in Manhattan lately?

    Urban cycling with dedicated lanes, large numbers of cyclists, and clearly enforced rules, like those I observed in Munich this summer, are so different from areas where cyclists are not separated by sidewalks, buffers, etc. from cars. These statistics are nonsense. Helmets clearly save lives and protect riders from traumatic brain injury in many cases. Do they work in all cases? Of course not. Do they promote fear? Not necessarily, but a little fear is not a bad thing.

    Let me ask you this, if your wife was hit by a car while cycling and landed on her head, would you want her to have a helmet on just in case or does your faith in statistics lead you to say, no- I'll just take what I get. You know what's fallacious? Thinking that experience on a bike protects you from serious injury.

    Your argument is despicable, really.

    » George Swain
    2. december 2010
  17. bobzarkoff
    The same basic theory can be used in other situations. If you replace airbags in cars with deadly spikes that shoot out when an accident happens then accidents on the roads would dramatically fall. Protection can cause complacency which can lead to more accidents. Make things more dangerous and they become safer. I used to run a ropes course, we had high ropes 35ft in the air, a climbing tower 40ft tall and a low ropes course 2ft off the ground. We had more accidents at the low ropes course in one month than we did at the other two combined for the whole year. And some of those accidents required people to be placed on backboards and taken to hospital with spinal damage. The reason was people believed that the low ropes were safe and they messed around more. With the high ropes they had fear. Likewise if you climb with a rope you are statistically more likely to fall than without a rope. Granted you only fall a few feet, but a fall is still a fall.

    So does this mean people shouldn't wear helmets when they ride their bikes? Should we make it even safer by removing brakes as well? No. Having an accident while wearing a helmet could be safer than having an accident not wearing a helmet, but wearing a helmet is not going to make it any worse. Just like with car insurance I'd rather have it and not need it than need it and not have it. When I have car insurance I'm not looking to have my car stolen or get in an accident, but if I do I know it's there.

    I agree that there is a problem with helmets, but it's not the helmet that is the problem, rather what lies inside it. The campaign shouldn't be just to wear a helmet, but when you do wear a helmet ride safe. Don't think that because you have a helmet that you have an invincibility star. Safer riding while wearing helmets should be the main goal, not getting rid of helmets altogether.

    » bobzarkoff
    2. december 2010
  18. Mikael Colville-Andersen
    Upon reviewing the talk I realised that I forgot one line so I'll include it here:

    "Fewer cyclists means that our hospitals will be busier than ever. Treating heart disease, certain forms of cancer, diabetes, obesity. Illnesses that daily cycling can prevent..."

    I can recommend the website of the Bicycle Helmet Research Foundation: http://cyclehelmets.org. They have an ocean of science, including an article on the "A Helmet Saved My Life!" claims. There is a link to it from the main page.

    And remember campers! A walking helmet is a good helmet! And motorist helmets HAVE been invented. Get shopping!

    2. december 2010
  19. Mikael Colville-Andersen
    For further reading here is the link to the European Cyclists Federation's page about helmets:
    http://www.ecf.com/3500_1 and a link to their "Ask Me Why I Cycle Without a Helmet" campaign mentioned in the talk: http://www.ecf.com/3675_1 (you are free to download the pdf of the button and brochure)

    Here is an interview with the Dutch Cyclists Federation - Fietsersbond - on the subject: http://www.copenhagenize.com/2008/08/helmets-clever-dutch-and-arrogant-danes.html

    Here is a link to the helmet policy of the French FUBICY (bicycle users org) in English: http://www.fubicy.org/spip.php?article191

    And the British cyclists org CTC: http://www.ctc.org.uk/DesktopDefault.aspx?TabID=4688

    Cheers!

    2. december 2010
  20. Stefan Jones
    I slowed down at the stop light. To this day I don't know what happened but my bike suddenly locked up and went down sideways...so fast that I hardly had time to react. I heard the crack of my helmet as it hit the concrete.
    I'd likely be dead if I hadn't been wearing the helmet.
    I LIKE being alive to write this comment more than I can tell you. Case closed!
    » Stefan Jones
    2. december 2010
  21. Christoph
    @George Swain

    Your complete disregard of the effects on helmet laws and fearmongering to society is quite typical. The question is:
    Would you rather have your wife being hit by a car while cycling and wearing a helmet, possibly suffering spinal cord injury, or not being hit by a car at all? In countries with most cyclists (which, by the way, have the lowest helmet rates), accidents are far less likely because car drivers are used to them. I live in a country where there aren't many bikes on the streets, and motorists are between ignorant/inexperienced and arrogant when dealing with bicyclists.

    A helmet may change the outcome of an accident, but helmet campaigns and laws indirectly cause accidents, cardiovascular diseases and strokes. Have you seen the effects of strokes? Not different from TBI.

    » Christoph
    2. december 2010
  22. tess jones
    spot the people who make emotional anecdotal arguments vs those that look at the stats for whole populations
    » tess jones
    2. december 2010
  23. Morten Lange
    Great performance, Mikael. Yup Naomi Klein and Björn Lomborg
    For those who want to dig even deeper ( In addition to the links Mikael provided above ) :

    * The EU publication "Cycling the way ahead for towns and cities", published in 1999 by the European Directorate General Environment (etc) available in pdf through your favourite search engine.
    This EU publication ( although not an official policy document in the strictest sense) punches holes in several safety myths about cycling.

    * A news item from The Institute of Transport Economics (Transportøkonomisk institutt, TØI), Norway : http://samferdsel.toi.no/article27673-1153.html Transaltion of a few sentences : "In the revised edition of our Handbook of road Safety Measures, the conclusion is that the effect of helmet compulsion is most uncertain. This is based on a systematic review of all known research within the theme." [To which must be added, that one must conclude that official bodies, and other "responsible parties" should be very wary about scaremongering people into wearing helmets ]

    * http://en.wikipeida.org/Bicycle_helmet The wikipedia has a thorough and well-referenced article on helmets, and specifically about compulsion (and by extension staunch promotion) The article in English has its smaller siblings in several other languages. The good thing about the Wikipedia is you are reminded that all sources should be treated with a sound dose of scepticism. And not least, if you can provide references, you can contribute to and improve the text. There is also a discussions tab for each article.

    * Tim Gil : "Cycling and children and Young People", by the National Childrens' Bureau contains a sizeable appendix about helmet science and concludes against good evidence for efficiency on a societal level

    * "Kids on the move" from the EU DG Environment, published in 2002, underwritten by Margot Wallström, points to the folly of victim blaming when it comes to childrens' cycling and specifically mentions helmets.

    All these can be found on the web. I __might__ verify the URLs ( again ) later and paste.

    2. december 2010
  24. Morten Lange
    @tess jones : Good point

    @Alex Plumb, @Foo, @Stefan Jones
    I doubt somewhat that I will be able to persuade you, but there is a reply to the standard "My helmet saved me" line of argument here : http://www.cyclehelmets.org/1019.html

    2. december 2010
  25. Tag
    Missing in this argument is the basic fact that wearing a helmet and bicycling are not mutually exclusive events. I wonder if there are statistics on the number of people who avoid cycling because of safety concerns or the are reluctant to wear a helmet for cosmetic reasons. Certainly, the number of people cycling has dropped since the 90's as stated, but this might be true of virtually every outdoor activity as our society as become increasingly sedentary for reasons well beyond fear-based arguments.
    » Tag
    2. december 2010
  26. Laura Carbonneau
    I have survived with little injury thanks to a helmet multiple crashes in the city and in the country.

    My husband was in an accident with a driver who did not see him and is about to have his sixth surgery, six months later, but the helmet saved him from having irriversible brain trauma.

    I do like the focus on the car industry's role here - but I don't agree that it works to belittle wearing a helmet especially considering that our urban environments and dependence on cars won't be changing anytime soon.

    » Laura Carbonneau
    2. december 2010
  27. Scott Christensen
    excellent message in promoting cycling as well as an interesting critical argument for not wearing helmets, though practical experience reinforces my wearing one. it may be true that direct impact over a certain velocity would render the helmet useless or even harmful. the problem is every crash is different and even at high speeds the impact may go into an arm, shoulder, hip, etc. reducing the head impact, or changing the vector of it. just because a safety certification test may be overly simplified, this is independent from the design and inhouse testing that is often done. For example: http://autobus.cyclingnews.com/sponsors/giro/2006/
    But, if you put one on and start riding reckless due to a false sense of security, the problem is probably not in the helmet in so much as the object in the helmet...
    » Scott Christensen
    2. december 2010
  28. Lars D. Terkelsen
    Good work Mikael!
    2. december 2010
  29. Nigel Perry
    @Alex Plumb - Regarding the additional questions on New Zealand: there is NO reduction in injury rates or severity attributable to the bicycle helmet law in NZ.

    When the NZ law was seen to be blatantly failing the Government tried to blame the bicyclists themselves with the "Never ride with a wobbly helmet" campaign. The two slogans of that campaign were "A wobbly helmet can be more dangerous than no helmet" and "Up to 95% of bicyclists have wobbly helmets". For some strange reason they didn't combine these two into "Up to 95% of bicyclists are worse off due to the helmet law".

    Various other attempts have been made to explain the failure while defending the law itself (explaining the failure without defending the law is easy of course), ranging from the barely to completely implausible. One I had to laugh at was the claim that NZ bicyclists at the moment the law was introduced instantaneously all choose to ride on far more dangerous roads and nullified the benefit precisely... when your adherence to the law is religious you come up with these amazing explanations!

    To the general public the Government, apart from a few exceptions, still maintain the line that the helmet law is fantastic and the rest of the world, not only in not following us but in using us as the example not to follow, are stupid.

    When talking to a more informed/professional audience the Government long ago switched to the argument that while the law may not work it also causes no harm, and admitting the failure would cause harm due to the negative impact on the population opinion and acceptance of the Government's overall road safety strategies.

    Off-the-record when talking to the informed/professionals they admit it has done harm. Once exception to this usual impenetrable wall of backside-covering was an admission in a public meeting that they had "shot themselves in the foot" with the helmet campaign and law and that they could never again run a campaign like it due to the negative consequences. Unfortunately the admission got little coverage and has been buried.

    » Nigel Perry
    2. december 2010
  30. Nigel Perry
    @various - regarding the comments that bicycling is dangerous, it is NOT

    It is easy to believe it is, a lot of effort has gone into promoting that view.

    People also often believe that a bicycle helmet has saved them when in reality it probably hasn't - its a placebo effect, give someone and easily damaged hat and tell them it will protect them, and then in an accident when the easily damaged hat is damaged people believe they have been protected. It has been suggested, though I don't think the research has been done, that far more people believe they've been saved from injury/death by their helmet post-law than were ever injured/killed pre-law...

    As Mikael pointed out more pedestrians get killed than bicyclists. Motorists are rather good at killing, and though they do kill pedestrians and bicyclists they kill far more of each other (and their fellow car occupants). Do you garden? Turns out that is rather dangerous as well. Play sport? Etc. Etc. So while of course people do get injured and killed while cycling, in the scheme of things it is "safe". It also has the added health benefits - even allowing for any deaths cyclists on average live longer and are sick less (cyclists are better employees for that reason as some businesses realize through providing free bikes!)

    And if you're persuaded by the argument that one should take precautions when they are reasonable, so wearing a bicycle helmet makes sense, then think again. Do you wear a helmet in your car? It makes at least as much sense as wearing one on a bike. If not then you are inconsistent, which as an individual is fine - variety is the spice of life after all :-) However to base policy and laws on such inconsistencies is both hypocritical and discriminatory. Here in NZ the Government acknowledge that motorists should wear helmets, but state that the wearing rate is too low for compulsion to be considered. However they then *choose* not to wear helmets themselves voluntarily - they believe they theory, impose it on bicyclists, and choose to leave their own heads unprotected? Believe they're telling the truth about the helmet?

    » Nigel Perry
    2. december 2010
  31. Esben Hansen
    Thanks for cycle chic, it is changing the world ...in style.

    The safest nation to cycle in the Netherlands (fatalities per km) has less than 1% helmet usage(Source below). Safety is a multi dimensional issue so people focusing on one item(helmets) as a panacea shows a lack of understanding. Read some research.

    http://www.policy.rutgers.edu/faculty/pucher/Irresistible.pdf

    » Esben Hansen
    3. december 2010
  32. Todd Edelman
    Good discussion, not much to add. I would however like to invite people to LIKE our "No Mandatory Helmets at Velo-city Global in Vancouver" Facebook page: http://www.facebook.com/pages/No-mandatory-bike-helmets-at-Velo-city-Global-2012-in-Vancouver/165806686776077?v=wall
    3. december 2010
  33. Morten Lange
    Sorry about the link above, that I had not quality checked. The following is
    http://en.wikipedia.org/wiki/Bicycle_helmet
    And here is a Danish site (partly in English ) on the theme, administered by... Mikael ( the one in the video)
    http://cykelhjelm.org
    3. december 2010
  34. wes oishi
    What "risk compensation" suggests is that the organism, by using a helmet, unknowingly and sub-consciously, becomes less concerned with issues of safety. This results in crashes, that should have been avoided in the first place. Those of you who are staunch helmet advocates, might try riding around the block, without. As you ride, think and feel how vulnerable your are, bareheaded.
    5. december 2010
  35. Harvey
    The research showing that the helmet increased the risk of injury by 14% is understating it. Research in Australia suggests that the risk of death and serious injury increased by 50% after the helmet law. This is from this research
    http://www.cycle-helmets.com/robinson-head-injuries.pdf
    and this summary (section 7.3.3)
    http://www.parliament.nsw.gov.au/Prod/parlment/committee.nsf/0/AA80CADA5F5951C5CA2577910021CE6A
    » Harvey
    5. december 2010
  36. Amoeba
    Excellent talk, Mikael.
    » Amoeba
    5. december 2010
  37. Amoeba
    Anecdotal evidence, by its very nature is unreliable. AFAICT, the 20 times statistic does derive from the BMJ.

    I know that cycling accidents are scary. But even when a helmet is damaged, it's very difficult, if not impossible to be certain what would have happened if the cyclist hadn't been wearing a helmet. So, unless there's a major advance in crash-test dummy technology, or we start experimenting on twins, we will not know.

    Re cycling is 20X safer, I found this:
    "Health benefits of bicycling outweigh risks by 20 times" Reference: British Medical Association, Cycling towards Health & Safety, 1992, Oxford U. Press.

    » Amoeba
    5. december 2010
  38. Mikael
    Next level Culture of Fear: Here's a 'news' item from Scotland. Scottish children banned from playing in snow due to "health and safety fears": http://bit.ly/hstkIw

    This is exactly what I was referring to in the talk. People scared of cycling, of snow, of every damn thing.

    » Mikael
    5. december 2010
  39. Mikael Colville-Andersen
    A propos the "A helmet saved my life" anecdotes, Ben Goldacre, author of Bad Science has an excellent piece in the Guardian:

    "It's painfully easy to trick the mind into seeing things that aren't there. People often manipulate what they have experienced to create an illusion of causality"
    http://www.guardian.co.uk/commentisfree/2010/dec/03/bad-science-manipulate-mind-causality

    6. december 2010
  40. Ingo
    @Mikael Colville-Andersen: Would you be so kind to give a citation of the 14% stats of the Norwegian Transport Økonomisk Institut (TØI)? Link, article, anything trackable. I was not able to find it and not knowing Norwegian does not help.
    » Ingo
    6. december 2010
  41. Alex Athanasopoulos
    "Health benefits of bicycling outweigh risks by 20 times" Reference: British Medical Association, Cycling towards Health & Safety, 1992, Oxford U. Press."

    Why don't they publish this for free on the internet? Shouldn't information like this be disseminated as widely as possible?

    » Alex Athanasopoulos
    6. december 2010
  42. spare_wheel
    when i toodle along on my fixie or hybrid i don't wear a helmet. i also have no problem with leisure riders (or anyone who rides a silly anachronistic heavy bike) not wearing helmets. but when i ride from point A to B i ride a a modern utility/road bike. and i ride it as fast as i can. for me biking is is about convenience not fashion. having hit pavement at 40+ mph i find massaging of statistics by the copenhagen bike fashion police to be less than convincing.
    » spare_wheel
    6. december 2010
  43. spare_wheel
    i think an 85-88% decrease in traumatic head injury is a good enough reason to wear a helmet.:

    http://www.nejm.org/doi/full/10.1056/NEJM198905253202101

    http://jama.ama-assn.org/content/276/24/1968.abstract?

    a thorough review of the literature:
    http://depts.washington.edu/hiprc/practices/topic/bicycles/helmeteffect.html

    » spare_wheel
    7. december 2010
  44. Sean
    I'm fairly neutral on the subject of mandatory helmet laws, but I'm adamant that I"LL wear a helmet. I don't expect it to work miracles, but I can't help but believe it improves the odds.
    » Sean
    7. december 2010
  45. Jeppe
    @George Swain
    I enjoyed your arguments and I am very glad that you wore a helmet when you were in the in accident. But I wonder if you couldn't provide the exact same argument for wearing walking helmets or football helmets? If a campaign to promote such helmets were succesful, a great number of people would be able to tell stories about how these types of helmets saved their lives. But should we start wearing such helmets?
    Similarly, if we persuaded everyone at the beach to wear life wests we would surely save lives. But should we start such a life west campaign?
    » Jeppe
    8. december 2010
  46. Kuku
    spare_wheel:
    I think a 100% decrease in traumatic in any injury is a good reason to wear a safety bubble:
    http://www.boston.com/news/globe/gallery/101907GlobePhotosoftheWeek?pg=10
    » Kuku
    8. december 2010
  47. flick harrison
    I think the helmet debate is fun an endless, but the introduction to your talk is absolutely ludicrous. You don't have to comb through helmet-law statistics to prove a climate of fear and then conclude there's a war on the bicycle.

    There's a big, obvious war on the bicycle already, and it's called Car Culture. In North America, motorists are openly, violently hostile to bicycles. They shout, honk, drive aggressively, post endless rants on websites, call in to radio shows, write to the papers, rally around politicians, and show up at meetings, all to protect the supremacy of their cars. Rob Ford, the new conservative mayor of Toronto, declared last week that "the war on the car is over." In Vancouver, where I live, car-crazy citizens groups spring up to resist our new pro-bike Mayor, and the civic opposition party is hoping to re-take power with issues like that. Bike lanes slow down cars, which creates rage, which creates active bike opponents.

    And you're trying to blame HELMETS for the resistance to cycling. Jeesh. It has nothing to do with helmets. Cars are big money, cars are good for lazy people, people who have to zip all over with their overbooked kids, big tough cars for women who are afraid of being car jacked, sexy cars to help men get dates, cars cars cars.

    Helmet fear is to blame for car culture? Come ON! Come ON, man! Is THAT the hill you want to die on?!

    10. december 2010
  48. Diane
    Interesting. This is the first I see of any mention not to wear a bicycle helmet. I do not wear one, I get endless grief from people over this and I try explain that people who wear helmet have a false sense of security, are less alert, and get into accidents. I also asked the helmet proponents if they know how to fall -- you know, to tuck and roll and get up safe and sound, rather than do nothing while falling other than accept broken bones. Tuck and roll is all about protecting the head. They had no idea what I was talking about.

    I ride a bicycle in Los Angeles and ride it like a car, which is essential if you want to navigate the busy streets safely. If you cling to the right sidewalk and not expect to be hit by a car or bus, you are a dreamer. Many lanes are right turn only and traffic going straight or turning left has dedicated lanes -- removed from the right side sidewalk. A bicycle is a vehicle so you have to take the proper lane, which is what I do even when it is in tyhe middle of a street. No helmet gives me freedom to see everything around me, to be fully alert and turn my head to check oncoming traffic and adjust my riding accordingly.

    I also like to ride with a sun hat - sun protection is essential in sunny Los Angeles - using a helmet would expose me to the sun, it would also blind my vision on occasion while riding. I can't tell you the amount of grief I get from people over my choice of sun protection instead of a helmet.

    I have looked at helmets in the bicycle shops and will probably keep looking -- but they make no sense. How would a helmet prevent a broken neck? Looks like they would bounce a head and break a neck. Maybe that is why we never hear from helmet riders whose helmets caused them great harm by snapping the head so the neck broke. I imagine this is the case but have no data whatsoever to back it up. This is what I think when I see the helmets in the bike shops, they look like neck snappers, and no thanks.

    Don't get me wrong, I take care to protect myself while riding on Los Angeles streets - I dress to make sure I am visible -- drivers in cars don't want to hit bicyclists any more than bicyclists want to be hit. Making myself visible helps the drivers see me. I wear patterned leg warmers that catch the eye of drivers, I wear visible scarf wrapped around my ponytail - and yes, I tie my hair up when i ride so I don't have it flying in front of my eyes and blocking my vision. I also don't speed (on downhill slopes) which can make the bicycle go beyond my ability to control it. LA has many hills, long ones, speed could be attained going downhill but I ride my brakes and keep at what I consider a safe speed.

    Anyway, thanks for the research and the talk. Nice to know I am not alone in not wanting to wear a helmet.

    » Diane
    10. december 2010
  49. Mo
    This has been a fascinating talk to watch (with as much sensationalism as used by the proponents of fear - a subject which I find fascinating as I think it's a way of controlling the masses, but I digress) and the constructive and informative comments for me to take in.

    I've been an advocate of helmet wearing all my adult life; I wasn't a continuous cyclist all my life, but fell in love with the sport again at the start of 2009. In June this year I almost died from a cycle accident - it was in an outdoor velodrome (concrete surface - not soft!) where I landed head first (rather like Mikael's doll in his presentation!) without any other accident participants. I lost conciousness and ended up sliding on my face - not pleasant. I suffered a TBI and was in hospital for a while, followed by a long recovery period. As I recovered from injury, I was in no doubt that the helmet I wore really saved my life, or prevented long term damage. Of course there is no way to know for sure, short of seeing a video of it and estimating what may have happened without! I agree that this isn't exactly what Mikael was talking about - he wants to talk about urban cycling. On the whole my "gut feel" makes me think that everyone should wear a helmet just in case there's an accident like mine on the road.

    I agree that there's evidence that suggests in the urban environment there's less benefit to wearing a helmet. I saw that report from the Uni of Bristol showing that wearing a helmet makes you more of a target for cars (they give less space to cyclists with helmets). But one of the things I've learnt from commuting to 14 miles each way in London (which is not a cycling city in the way you see in Denmark or the Netherlands) is that it's about the way you ride. The way you project yourself on the road. Don't act unconfident. Also, I believe it's about the culture of cycling in the country where you live. Drivers who are more used to cyclists drive a lot more carefully around cyclists. In fact I've seen some great cycling jerseys where there's statements on the back, such as:

    http://www.bikeradar.com/news/article/twitter-inspires-i-pay-road-tax-cycling-jersey-24023

    I've seen other such jerseys on the road - it's to make drivers in the UK think about the fact that there's a person on the bike, it's not an object that they're seeing!

    OK, so this has been an emotional response. Now, I'm actually an engineer and scientist, so I believe in the truth of mathematics. It's this that has made me really think about the problem of whether to wear a helmet or not. I don't think I'll stop as the crushed helmet I have is testament to a moment that changed my life, but I see the statistics and I believe them - also, some of the links relate to the physics of whether a helmet helps or hinders were enlightening. I'm certainly more open to the opinion that not wearing a helmet is not irresponsible as I thought before.

    Thank you for opening my mind to other possibilities. Well done for reading this far!

    As an aside, I wish I was aware of your talk as I was in CPH on 1-3 Dec with my work, and I would have come a day earlier!

    » Mo
    12. december 2010
  50. Jeremy Hull
    Good talk. I very much agree with the general comments about our current "culture of fear." Still, I wear my helmet when cycling. Why? Because the largest number of cycling accidents are a result of falls rather than collisions, and because having my helmet on has saved me from more serious injury 2 or 3 times over the course of my life, when I fell. The discussion of how bicycle helmets are tested, in low speed (or zero speed?) falls, confirms my feeling that they are somewhat appropriate for this most common type of crash. I have also read quite convincing hospital-based studies of crash victims and the differences in rates of serious injury between those wearing helmets and those not wearing helmets. I have read criticisms of these studies that are unconvincing to me.

    Nevertheless I take Mikael's main point: that there are much bigger gains to be made by getting more people to cycle than by campaigning for helmets and scaring them off. It is parallel to a similar debate over the issue of riding in the streets vs. riding on separate bicycle tracks. Most research and the best research that I have seen shows that crash and injury rates, including the rate of severe injuries, are greater when people cycle on bicycle tracks, sidewalks or other separate facilities than when they cycle in the streets. But people don't believe this in their gut, so they won't cycle. Therefore, the gains to the health and well-being of the population when you build more separate cycling facilities outweigh the increased rates of injuries. (See "Bicycle Tracks and Lanes: a Before-After Study," 7 November 2007 by Søren Underlien Jensen.)

    Both of these questions and their resolution seem be tied up with the culture of fear. With regard to helmets, I would certainly recommend their use, but I agree that a fear mongering campaign would be counter-productive. It is much more important to encourage people to get around by bicycle in the first place, and to learn how to do that safely than it is to insist that they wear helmets.

    » Jeremy Hull
    12. december 2010
  51. Mikael
    "Helmet fear is to blame for car culture?" Goodness. Who said THAT?! If anything I said that car culture is to blame for helmet fear (and promotion, and legislation, and manipulation of facts, etc) Which is quite the opposite.
    » Mikael
    13. december 2010
  52. Bill Lewis
    @ Mo You suffered a TBI with a helmet? Then it did not save you at all. A helmet does not stop your brain from hitting your skull. A helmet is not designed for any speed over 15 MPH/20 KPH. If your helmet breaks apart it failed.
    » Bill Lewis
    14. december 2010
  53. Daniel
    A helmet saved my life, at at the least, prevented me from being a human vegetable. I'll continue to wear one and advocate for mandatory hemlet laws whenever I'm given the opportunity. I think this video is absolute garbage. Cycling in many areas, like most places in the US, probably, is indeed a dangerous activity, and a helmet does drastically reduce head injuries. Why do they wear helmets in so many sports. Again, complete and utter garbage. I hope no one takes this seriously. They will regret it when they fly off their bike head first into the ground or a car. They may not even be so lucky.
    » Daniel
    14. december 2010
  54. doc_brane
    What a vile, uninformative and unhelpful talk.
    Even if there are manufactured fear to sell helmets, it is irrelevant to the working of helmets' aid in preventing brain injuries. Helmet science is understandable with high-school physics and has been trail-tested for millennia from gladiators to NATO pilots. It is unconscionable that someone would actually try to dissuade people from using a simple safety equipment. Arguments on social problem (helmet's effect of ridership--not well understood) should be separate from well understood engineering problem.
    » doc_brane
    14. december 2010
  55. doc_brane
    Also, Andersen is conflating and confusing danger and fear. Fear does not always have to follow danger. One usually mitigates dangerous activities by knowledge, skill and equipment. For biking, there are times and places that require extra safety and there are times and places that do not. To over generalize and say that we shouldn't bike with helmets is just irresponsible so as to make the assertion meaningless at best and harmful at worst.
    » doc_brane
    15. december 2010
  56. Ian McLennan
    A very good discussion, and a difficult one to resolve.
    I would like to comment on the New Zealand experience, and the difficulty with the statistics that show no reduction in injury rates or severity attributable to the complusory bicycle helmet law. The introduction of the law co-incided with radical changes in the NZ economy. Firstly, finance to purchase cars become available, as it was no longer necessary to own property as collateral against a loan to purchase a car. Secondly, import regulations were relaxed, allowing the country to be flooded with cheap second hand Japanese cars, a sizeable proportion of which were SUVs. Cars became affordable to everyone, and motorcycle and bicycle commuters virtually disappeared from our roads. It is too simplistic to conclude that the helmet law was ineffective. Simple physics - more cars squeezed onto the same roads shared with bicycles equals more accidents. I suspect that without the helmet law the injury rates would have increased dramatically.
    Sadly, we now ride in an environment not dissimilar to that so well described by Flick Harrison.

    One day though, I am going to throw the damn thing away and feel the wind in my hair again.

    » Ian McLennan
    18. december 2010
  57. Phil Lee
    I'm amazed at the number of people commenting on this that have made up their minds, and refuse to look at the evidence.
    Why did they even come here to watch this?
    You could probably sell most of them a chain-mail suit for sea swimming!
    » Phil Lee
    18. december 2010
  58. flick harrison
    Thanks for replying Mikael! I do think this is an important discussion (Vancouver is considering a Bixi program and the helmet question is vital to its success).

    In this case, _you_ are asserting right off the top that helmet fear is to blame for car culture - in a roundabout way. You ask, what is it that is stopping cities from embracing the bicycle (meaning, of course, what is causing them to embrace car culture instead)? And your answer is: a culture of fear. And then you talk about helmet fear as the prime example, in this talk anyway.

    I say, to answer your question, what's holding back the bike culture? Quite obviously, it's car culture, 100%. Not the other way around.

    There is reason to be afraid on a bicycle, by the way: it's called cars. If a helmet won't protect you, that's a reason to be MORE afraid, not less. I've ridden in traffic, and had enough close calls, to feel real, shaking, flashbacky, hyper-ventilating FEAR. My partner was hit by a taxi on her bike last month, at a four-way stop. It was a little bonk, bent her wheel but no harm done. Except for the chill down my spine when she described it to me over the phone. Real fear, rational fear. NOT a culture of fear.

    I don't like armchair-psycho-analysis politics. This "culture of fear" argument can be applied to anything - you're afraid of helmets, Mikael! You're creating a "culture of fear" about helmets!

    18. december 2010
  59. flick harrison
    Thanks for replying Mikael! I do think this is an important discussion (Vancouver is considering a Bixi program and the helmet question is vital to its success).

    In this case, _you_ are asserting right off the top that helmet fear is to blame for car culture - in a roundabout way. You ask, what is it that is stopping cities from embracing the bicycle (meaning, of course, what is causing them to embrace car culture instead)? And your answer is: a culture of fear. And then you talk about helmet fear as the prime example, in this talk anyway.

    I say, to answer your question, what's holding back the bike culture? Quite obviously, it's car culture, 100%. Not the other way around.

    There is reason to be afraid on a bicycle, by the way: it's called cars. If a helmet won't protect you, that's a reason to be MORE afraid, not less. I've ridden in traffic, and had enough close calls, to feel real, shaking, flashbacky, hyper-ventilating FEAR. My partner was hit by a taxi on her bike last month, at a four-way stop. It was a little bonk, bent her wheel but no harm done. Except for the chill down my spine when she described it to me over the phone. Real fear, rational fear. NOT a culture of fear.

    I don't like armchair-psycho-analysis politics. This "culture of fear" argument can be applied to anything - you're afraid of helmets, Mikael! You're creating a "culture of fear" about helmets!

    18. december 2010
  60. Bicycle Expert
    He speaks well but unfortunately he falls into the same trap of using junk science and statistics to support his views on helmets. His promotion of urban cycling would be just as effective if he based his arguments on facts and logic.

    At least he admits that he has no scientific background. Unfortunately when he makes up these idiotic statements there might actually be someone that believes him

    » Bicycle Expert
    19. december 2010
  61. Erin
    The most interesting point made for me in this talk was about the car industry being invested in the continuation of bike helmet laws.

    But I always have some skepticism of people who talk about a culture of fear being the only reason for cautions we take in our societies. Whether it be the fear of fast moving steel objects, or of violence in our society, if we allow the "we live in a culture of fear and we should dismiss our fears, because they're just in our heads" arguments to silence arguments addressing the dangers that do exist in our society, then I think that's quite reckless.

    The reason I am skeptical, is becuase the people who promote this position are sometimes doign it to show of what a tough, fearless person they are. When people take this position, one of the effects is to ridicule people who aren't as tough and macho as them, and to silence them and stop the existing dangers from being addresseed.

    If fast moving steel objects are making people feel intimidated, that is a real problem. Just as the existence of violence in our society. If a few bashings make some people feel afraid, then telling them that they're wimps isn't going to fix the problem. it will just silence them, and prevent anything from being done about it.

    » Erin
    23. december 2010
  62. Steven
    Like talk radio, TED events are meant to be entertainment, not scientific presentations.

    I love it when he says "The scientific community has been completely split for years on the subject 50-50, down the middle." Uh no, the scientific community has never been split on the effectiveness of helmets, the closest they've ever come to any split is the idea presented by someone that a helmet law will lead to less cycling (something that is demonstrably untrue) resulting in those that give up cycling becoming obese from lack of activity because they will not substitute the cycling (that they didn't give up) with other types of exercise.

    Sounds like he's fallen for the junk science and statistics from places like cyclehelmets.org, complete with Frank's "walking helmet" shtick. Sad, because if there's one way to guarantee that more helmet laws will be enacted it's fact-free presenters at public policy debates being made to look foolish by physicians, EMTs, and statisticians. Much more effective to take the approach of promoting personal freedom to accept higher levels of risk, which has already resulted in the repeal of many motorcycle helmet laws in the U.S..

    » Steven
    23. december 2010
  63. Arvid
    I guess most helmet enthusiast responders here are Americans. I find it very funny that they say cycling is dangerous because there's quite a chance a car will hit them. This means *cars* are dangerous, cycling isn't.
    I'm Dutch, and have cycled about 11000km this year, including Mille Miglia, a 1600km randonnee in Italy. I had to wear a helmet during that ride, in all other rides I haven't worn one. In Italy I had one emergency stop because a wasp got stuck in it.
    I didn't crash during that ride. I fell off four times this year without wearing a helmet, never did my head touch the ground. In all four cases it is likely that if I had worn a helmet, the helmet would've hit the ground(because it is wider than my head itself and increases the total weight of the head). This could make me believe the helmet saved me. It could also have caused neck injury.
    » Arvid
    26. december 2010
  64. Mo
    OK, I've been a bit busy and not seen the comments since mine, but having looked today I felt I should add the following:

    @ Jeremy Hull: I agree with everything you state.

    I'd also done a bit of research following my crash and came across various different arguments and counter-argument- the reason I like this talk is that Mikael tries to tie it all up and questions why we are the way we are - it's all about perception and that perception is being manipulated by the recent culture of fear - I had a very similar discussion with a friend of mine who has a 4 year old son who uses a scooter. They never insisted that he wear a helmet, but as this boy's friends all were wearing them, he felt that he should and asked his mother if he could. She let him wear one, but only as she didn't want to be perceived as "a bad mother". She told me that after a while he seemed less keen to wear one, so she stopped him.

    @ Bill Lewis: yes, it is possibly true that I'm just plain lucky and it had nothing to do with wearing a helmet. My helmet didn't split in two, and has a very clear compressed area where my head (helmet) initially made impact just a few cms to the front and left of the crown. The compression would suggest some of the energy was lost on impact. It clearly can't stop the forces of decellerating from ~25mph to 0 mph in a fraction of a second on the outside of the head which means that the brain impacts the inside of the skull at that pace, but even the slightest reduction of that decelleration is going to be beneficial. Having read up a few reports, I disagree with the additional mass of the helmet adding to the injury, but do agree that having a helmet on increases the turning moment on the head and can therefore maybe make shear brain injuries worse by increasing the shear forces acting on the head and therefore brain (my TBI was a shear injury - essentially means brain cells sliding over each other in the shear plane). Not that I had a choice as it's mandatory to wear a helmet in a velodrome as theoretically you can exceed 40 km/h, but you could argue that bicycle helmets aren't designed for those speeds.

    So, it's a really hard call for me to make - I still trust my gut feel that wearing a helmet is definitely better than not. I guess that the engineer in me worries that the helmet made my injury worse - using high school physics and biology, but I'd still wear a helmet on longer (more sporty) rides. In town at lesser speeds I can see that I may reconsider wearing one... not really riding at the moment due to the weather, but that will change in a couple of months...

    This is turning into a forum with most people clearly sitting on one side of the fence or the other. I'm being a fence-sitter here, which is not usual for me, but I can see arguments for both sides.

    Once again, thanks Mikael for opening a different side of the argument a little more for me. I've been following the various links posted by other commenters avidly.

    » Mo
    29. december 2010
  65. Mo
    Interesting review of Mikael's talk - I just came across:

    http://www.bhsi.org/danish.htm

    » Mo
    29. december 2010
  66. Dimitris Dimitrakakis
    Hi, having read almost all the comments here after Mikael's speech I must admit I am somewhat worried since I have just recently decided to make a change in my life purchasing a new bike and replacing my car with it. I am a Real Estate agent and at first I thought I may be odd to wear a suit and tie and ride the bike to work but taking in the possible risks involved by careless drivers I finally made the switch last week. I came across this post while searching for a helmet so I must say that after considering all the comments I am still going on with the idea that I should wear one for protection.

    I would like though to ask, was the idea not to wear helmets on bicycles or was it to get people out there riding? I have a feeling that this speech should be regarded as shock therapy for the masses. By reading the comments posted I ascertain that the level of intellect from our fellow commentators is rather high so perhaps they should consider Mikael's speech as a means to an end. I always say that you do what you do to get the job done and if that gets results then all the better. Bicycle Expert mentioned that 'someone might believe him', which goes to support that if people believe him and shed their fear lid then we should have more bicyclists out there, with helmets I would hope.

    3. januar 2011
  67. bcameron54
    This is a terrible speaker. Say what you mean, and stop nattering. Use sentences. I can't asses what you intend to say. Blah blah blah.
    » bcameron54
    3. januar 2011
  68. Susanne
    Mo:
    The speaker responded to the article you linked to on his blog: http://www.copenhagenize.com/2011/01/some-words-about-some-website.html

    I, for one, certainly hope that "someone out there will believe him". Believe that rationality needs to return to society.

    » Susanne
    7. januar 2011
  69. Philip Chase
    @spare_wheel

    You say that "...anyone who rides a silly anachronistic heavy bike..." or yourself "toodling along" need not wear a helmet. Don't you realize that is exactly the kind of cycling Mikael is promoting? He is promoting cycling for transportation. It's usually done at speeds of 10-12 MPH. These are not people out to "get fit". They are not riding for exercise. They are riding leisurely from point A to point B using a convenient tool that goes 3-4 times walking speed with no more effort. Those anachronistic features of heavy steel frames, sprung seats, full fenders, upright posture, internal gear hubs, chain guards, racks, and baskets provide comfort, reliability, and utility. They all make bicycles better tools for transportation.

    So don't worry about anyone promoting cycling as a form of transportation trying to sell a helmetless life style to people like you. You are not the target market for the cycling they want to promote.

    Philip

    » Philip Chase
    12. januar 2011
  70. Michael
    Perhaps in Copenhagen or wherever. But in NYC, stats show that 97% of all accident fatalities involve riders with no helmets, vs. 3% for riders wearing helmets.

    http://j.mp/cLuIcX

    See p. 16.

    » Michael
    13. januar 2011
  71. daniel lenik
    Terrific presentation, Mikael! Thank you!
    » daniel lenik
    15. januar 2011
  72. Antti Pirskanen
    Denmark and The Netherlands both have a very special cycling culture. Many of the people in these countries who drive cars are also cyclists. This is not the case in many other countries. It is blatantly obvious that the speaker has extrapolated his own culture and also purposefully picked a few statistics that support his own point of view. As far as I know wearing a helmet has never been part of the cycling culture in Denmark. Trying to convert die-hard non-wearers (like the speaker) is obviously an almost impossible task. I find it sad that he makes fun of this extremely serious issue in a manner that resembles stand-up comedy. Everything he said could have been as well been said about many other safety improving inventions such as riding helmets, safety belts, fire alarms etc. that have not initially been perceived as being "cool". The speaker just oozes recklessness and pretentious coolness that is typical of people who have not really faced physical risks or been affected by them in their lives. Calling for "a little bit of rationality" and yearning back to "the good old days" is very naive in this context. Just for the record, I also promote cycling as an excellent way to breathe life and culture back to cities, but I would never ever be so irresponsible to suggest that people should cycle without a helmet.
    » Antti Pirskanen
    16. januar 2011
  73. doc_brane
    One thing that is obvious from reading some of the comments: there is a confusion about how people understand many helmet studies. Many of these studies are based on actuary predictive models as applied to society as a whole. They weigh the costs of brain injury with or without helmet vs the costs of lost health benefit assuming that helmet law deters cycling uptake. They are population studies and should not influence you as an individual: so that IF YOU ALREADY CYCLE, it behooves you to use a helmet because the health of your brain is not equatable to the health of a bunch of people not wanting to cycle because of helmet law.
    » doc_brane
    23. januar 2011
  74. Jack
    Every bit of this argument--pushing for bike helmets for the sake of cyclists' safety actually makes people think cycling is more dangerous than it is, which in turn makes people disinclined to cycle--applies just as well to pushing for bike lanes and bike paths for cyclists' safety. Cycling without them is quite safe and bike lanes/paths don't make us safer -- but pushing for them sure makes cycling seem dangerous!
    » Jack
    24. januar 2011
  75. Mikael
    Funny how all the proponents of helmets here have completely ignored the motorist helmet issue. Should I assume by default that they all wear their motoring helmets whenever they are in cars AND fervently promote the use of motoring helmets to everyone they meet?

    If not... then perhaps they should.

    » Mikael
    28. januar 2011
  76. doc_brane
    mikael, why is it that you think the motorist helmet 'issue' is such a good debate point for you? if you actually think about it, the whole automobile is ALREADY designed to be a kind of helmet: front, side airbags, seat-belts, crumple zone, structural roll bar, etc. the cars have evolved through regulations and our desire to be, as much as possible, passively safe, i.e. you don't have to do anything to enact its safety system. sure wearing a helmet would add to a driver's chance in a collision--stunt drivers do it. the questions are: why are you, as a cyclist, so lazy and irresponsible as to not employ the one simple safety gear that is available? how are you so sure of your belief that you actively dissuade others from doing it?
    » doc_brane
    29. januar 2011
  77. robZ
    I grew up in a NYC suburb in the 1970s--in the era before bicycle helmets. I'm not sure it's an exaggeration to say ALL of my friends and classmates rode bikes. It was just the way to get around and the bike racks at school were always packed when the weather allowed. We jumped curbs and ramps in the street, rode with traffic, and even crashed intentionally to replicate stunts we'd seen on TV. No one ever got hurt worse than a skinned knee. Were we just lucky?

    I live in Seattle now, where bike helmets are mandatory. This has turned me into an outlaw. I will wear a helmet when it's particularly slippery out in this rainy hill city, but other than that I refuse. Forcing helmets on cyclists is essentially blaming the victim. If penalties for negligent driving were stiffer I think we'd see a change in road culture. Door someone? $5,000 fine. Strike a cyclist while moving (and it's driver's fault)? Manslaughter. It wouldn't take long before word got out and people would "start seeing bikes." Helmets, on the other hand, have been shown to induce in both drivers and cyclists a false sense of security. If you want to wear a helmet, go ahead. Just don't penalize me if I don't go along with your nanny state program.

    http://zverina.com/2009/0923.htm
    http://zverina.com/2007/0703.htm

    » robZ
    1. februar 2011
  78. tsedge
    Of course wearing a helmet can make cycling a bit safer, but it should be up to the individual to choose (no laws) and not just single out cyclists. Given the risks per hour travelled, perhaps we should have pedestrian and car helmets too, and people on trains and buses should be strapped down.

    The point is: Once you start down that road where do you stop? Body-armor to wear in bed? There will always be some accident risk in everything, and by obsessing about it we just take the fun out of doing something worthwhile with our lives.

    » tsedge
    7. februar 2011
  79. Bridget
    Here's some research that directly conflicts with the data presented: http://depts.washington.edu/hiprc/practices/topic/bicycles/helmeteffect.html
    » Bridget
    22. februar 2011
  80. Bike Commuter
    This argument is futile. Helmets are not required for most commuters, but conditions vary considerably. If you want to wear one, go ahead, but don't legistlate that everyone wear one based on flawed "evidence" and propaganda by helmet makers.
    » Bike Commuter
    25. februar 2011
  81. Rider
    Whilst the argument to reduce the barriers of entry to cycling (ie no helmet required) in order to increase the general health of the population is valid, but if you've not followed Michael on Twitter or others means, you're missing out in seeing him marginalise anyone who dares to combine "cycle chic" and wearing a helmet. Frankly a lack of leadership from Michael, he should be focusing his energy on policy change, rather than lambasting individuals who make the choice under their own free will to wear a helmet, and dare to be "chic" both at the same time!
    » Rider
    26. februar 2011
  82. Mike Wilson
    I came across this talk only recently, and read the comments first before watching. It struck me as I watched that the majority of comments both in favour and against Mikael's argument support his point. That is, the majority of comments that are against are emotively based (the key emotion being fear). There are others, such as the comment prior to mine that present data that seems to conflict with his point but unfortunately they are not looking at the system we know as traffic, and all the human factors associated with it, in a holistic sense.

    I should point out that the type of cycling Mikael is talking about is urban, utility cycling - getting from a to b, using bicycles in urban centres to do jobs that one might otherwise use a car for. He is not talking about mountain biking, or road racing. I ride with a helmet when I am mountain biking, because I know from experience and from the stats that mountain biking holds much higher risks than utility cycling. If I took up road racing again, I would also wear a helmet, not to protect me from cars, but from the other cyclists in the peloton.

    I am a New Zealander who was at high school in 1986 when Rebecca Oaten launched her heart-felt (and sadly misguided) campaign to ensure all New Zealander cyclists would wear helmets while cycling. Her son Aaron was hit by a car which put him in a coma and left him a tetraplegic - at the time it was pointed out that there was no evidence that a helmet would have saved him or even reduced his injuries. I met Rebecca at the time as she was a customer of my fathers business and no-one could question that she did what she did because she believed it was the right thing to do. She also later admitted that it was a carthartic thing for her to do to help ease her anger at what had happened to her son.

    I have also been involved as a researcher, as part of a group commissioned to find was of increasing urban utility cycling in New Zealand. The New Zealand government at the time was keen to increase utility cycling as a means to improving the health of our people and our cities. Sadly the current government is not so keen. I can't quote direct figures, I don't have that sort of brain, but I do know that based on all the evidence I have read, I agree whole-heartedly with Mikael. Cycling in cities in New Zealand is more dangerous since the passing of the mandatory helmet laws in 1994, because the numbers of cyclists has dropped. The number of cyclists seems to have dropped because cycling is seen as a lot more dangerous than it used to be. Various studies show that the best way to improve cycling safety is to increase the number of cyclists, which puts us, in NZ especially, in a Catch 22 type situation. People have been led to believe utility cycling is much more dangerous than it really is and so are afraid of cycling, yet the stats show you are much more likely to be involved in an accident while in a car.

    I would suggest to anyone who is interested in this that you read Tom Vanderbilt’s book “Traffic”. It talks about the entire system of traffic and he illustrates beautifully how traffic is a non-linear system - that logic in doesn't necessarily mean logic out.

    As an example: Linear argument: Wearing a helmet will make me safer; One of the non-linear realities: Wearing helmets may make you feel safer, but it makes cycling seem less safe to others, reducing the number of cyclists on the road, reducing drivers awareness or likelihood of looking out for cyclists, making it more likely that you will be hit by the driver of a car.

    Thats a very simplified argument but it is essentially true. I wish we could change the mandatory cycle helmet law in NZ, I would be happy if only for the adults. The law was brought in as an emotive (fear and anger) response to a tragedy that it is unlikely it would have prevented. We desperately need to reduce our dependance on motor vehicles in cities where we can and the erroneous fear that cycling is unsafe is one of the things slowing this down.

    » Mike Wilson
    27. februar 2011
  83. Dave Holladay
    An uplifting and entertaining riposte to those who promote a dangerous safety solution. John Adams famous safety car comes with a glass body which shatters with the slightest impact and a huge spike in the middle of the steering wheel, so that the driver focuses on not colliding with anything

    in 1949 UK cyclists fought and failed to stop legislation requiring a red light to be fitted shining rearwards, as this immediately transferred some liability tom the driver of cyclist approaching from behind to be able to stop within the distance they could see to be clear. Driving at night in foul weather I sometimes come up behind large trucks where the electrical socket to the trailer has failed and when approached directly from behind the inly way you see them is from light reflected bcak from your headlights. So let's switch off all red rear lights on all vehicles - especially those really bright ones for use in fog. We would have a few months of carnage but that would sort out the few drivers who fail to drive appropriately and train the remainder to drive at night and in fog in such a way that they can stop before running in to something in front of them. Ban brake lights and again after a short period of acclimatisation we would no longer need to keep telling people to drive with sufficient distance to the car in front.

    One detail that few helmet disciples like to discuss is that we come equipped with a far better integral brain protection system with a couple of million years of development, which can be snappily referred to as evolution. Put simply the hunter gatherer running about at speeds of up to 30Kph and falling over or into things developed a body that bounces about pretty well at the standard operating speed for running and cycling. Figure quoted suggest that at a 30Kph flat impact the cranial cavity is only taxed to 30% of the loading required for catastrophic failure in a healthy human. The flexible multi-plate structure which is loosely bound into the cranial cavity as a young human matures also deforms to absorb impact energy and the sacrificial, self repairing cover acts to shear when a sever rotational force poses the very real risk of overloading the important flexible connection between brain and body (the C1-C5 vertebra) or a rotational force (which poses a far greater threat to the brain than any impact) when a cyclist's head makes an oblique impact with the ground. In such situations the very last thing you should be wearing is a severely enlarged head form which makes it more likely you will hit your head through the added size and weight and rotational accelerations will be magnified by the greater grip and larger radius of the moment acting to wrench the brain around inside the head.

    That said we have further sops to safety which fail to address the cause of a problem at its root - big trucks sprout a veritable harvest of mirrors pointing in every direction, when some crude and simple design details are ignored - what doe the truck driver need to sit like an emperor on a massive throne - aircraft towing tugs, heavy site cranes, and the old delivery tractors all had drivers in walk-in cabs shared eye-level contact with pedestrians and cyclists, and with a very real incentive not to use their truck in a way that kills several car users annually - by driving straight over the car in a motorway crash. Of 2 recent cycle fatalities in London one had a driver whose eyesight failed the basic driving test standard, and another had a driver still drunk from the previous day and using a mobile phone. Mirrors, warning buzzers don't deal with this - what does work, and seems to be ignored completely by the safety (sales) industry is Eye contact with over half of the information we retain and process coming in through our eyes, and a massive non verbal response tool going back out that way (flutters eyelashes)

    So closing on a serious message for all road users to do their best on road safety - let the only contact you make with another road user be eye contact today.and every day

    » Dave Holladay
    28. februar 2011
  84. Peter
    Cars come with many safety features, the one most notably is the seat belt. When I was child it was not customary to wear a seat belt and it was not until a national campaign for "buckling up" did it become the norm. The "fear" this produced did not deter individuals from driving or buying cars. Bicycles have no safety equipment besides their brakes. Car users definitely need to become more aware or cyclists but cyclists also need to obey the rules of the road if they want respect. Education for both groups is necessary eliminating helmet use is not the solution.
    » Peter
    1. marts 2011
  85. Nikolaj Stagis
    Love it - thanks for a great and relevant comment on life right now!

    Nikolaj

    12. marts 2011
  86. Kurt Jensen
    I find Mikael's talk interesting in the way that any information that goes against my established beliefs is interesting. I never wore a bicycle helmet all through my adolescence bicycling in southern California in the '70's. On tours during that time, I found my friend's hairnet-style helmet amusing. It wasn't until I began commuting on busy arterials in southern California that with heavy traffic on my left, and numerous solid things to bash into on the right that I decided that maybe a helmet would be a good idea. A Bell Biker was the first of many helmets.

    I do object strongly, though, when newspaper articles describing the most recent car/bike collision make a point of mentioning whether the bicyclist was or wasn't wearing a helmet without further discussion of whether it would have made any difference in the circumstances of that particular collision. A cartoon I saw recently illustrates this: In the aftermath of a car/bike collision in which there are bicyclist body parts strewn about the road, a mother is pointing at the bicyclist's helmeted head and saying, "Look, Johnny. Not a single scratch on his head. THAT'S why you must always wear a bicycle helmet!" In my country, the problem has been and remains that motorists can kill bicyclists with impunity. Even the police say that if you want to kill someone and get away with it, use a car.

    Like other posters, I have broken several helmets in falls, one on a bike path, two off-road. Based on the damage tot he helmets, I've always concluded that helmet prevented significant injury but I can't verify that. I choose not to replicate those occasions without a helmet to see. I continue to ride with a helmet, however. Similarly, I think it would be difficult or impossible to quantify the extent to which potential bicyclists might conclude that bicycling is too dangerous because they see me wearing a helmet. I don't want to be in the position of someone using homeopathic remedies, which I regard as nonsense, because, as my wife says, "I can't explain it but it works for me." I know that, as I've heard, "the plural of anecdote isn't data," and that my broken helmets may signify nothing. Perhaps it is nothing more than habit or routine for me now, or a gesture of mis-placed faith. I put on my glasses, helmet and gloves, and pedal off joyfully into my small, bicycle-friendly (by USA standards) city.

    » Kurt Jensen
    15. marts 2011
  87. Nick Bull
    I'm a randonneur and am also a daily 20-mile roundtrip commuter, riding approx 10,000 miles per year, of which half is commuting and the other half is 100-mile or longer rides.

    I'm seeing a lot of helmetless, newbie cyclists, who invariably ride recklessly because they are not interested in their own safety or the safety of others, and are too ignorant to even be aware of what behaviors increase safety risks (e.g. passing on blind corners, darting out in front of you, switching into your lane because there is an obstacle in theirs, etc.). Maybe they will soon take themselves out of the gene pool and leave the paths and roads safer for the rest of us. Of the four serious crashes that I and my wife have been in, two were directly caused by other, reckless cyclists, and two crashes involved head injuries that would definitely have been worse without helmets. A friend recently had his hip broken by a newbie cyclist riding dangerously.

    So in that sense, compulsory bicycle safety classes would contribute much more to my safety than compulsory helmet laws. That said, while I do not think helmet-wearing should be compulsory, not wearing a helmet is just plain idiotic. Note that the cyclists who have suffered serious brain damage or death because of head injuries are underrepresented on this forum -- since they are no longer able to communicate. So just because you are an experienced cyclist who rides without a helmet and has not yet had a crash with head injuries, does not make you living proof that it cannot happen. And just because there are people in the latter group writing on this forum, while people in the former group are not, does not mean that you are statistically just as safe without a helmet.

    Anyone who has not crashed on a bicycle has not ridden very much. Anyone who has not hit their head in a crash has just been lucky so far. Cycling is inherently dangerous, but so is sitting on your couch getting fat. Life is dangerous, and all of us exit the same way -- dead. So the real question is: If you're going to ride your bike, and you're going to ride it carefully to avoid accidents, are you better off wearing a helmet, or not? The notion that you can control your fall so as to prevent head injuries is just that, a notion. Sometimes you fall in such a way as to avoid hitting your head, sometimes you hit your head. And if you hit your head, you're safer with a helmet on than not. Or does someone want to try to present scientific "evidence" that _among cyclists who have crashed and hit their head_ helmets make no difference?

    Do I wear a helmet in a car? No, my car is designed to minimize the chance of head injuries. My bicycle does not provide engineered-in crumple zones, airbag, seatbelts, etc.

    Riding a bike may be "20 times" as healthy as the avoided risks. But if riding a bike with a helmet is "25 times" as healthy, why not do it?

    Nick

    » Nick Bull
    16. marts 2011
  88. Jim Good
    My helmet saved my life. Debate over.
    » Jim Good
    29. marts 2011
  89. James
    I wear a helmet and gloves when I ride my bike. It helps remind me that I could die doing this. It reinforces the fact it's not just a leisurely ride without a care. That is how I feel when I ride on the streets in Texas. After spending time in Copenhagen I know I would be able to have that leisurely feeling; I've seen the bike lanes there.

    When I ride my motorcycle I wear my helmet, gloves, riding pants, leather jacket, and back protector. When I put on the full face helmet it reminds me that this is serious. I could get killed riding this motorcycle.

    I can agree that forcing people to wear helmets will reduce ridership. Fine. Don't make it a law and let people decide what is best for them. I can live with that.

    » James
    29. marts 2011
  90. Viro Indovina
    The "good life" ends the second one has a brain injury.

    Cycle helmets save lives and prevent serious and debilitating injuries.

    The World Health Organization recommends making cycle helmets mandatory by law.

    I think the speaker's argument is weak and flawed. Frankly, his attitude is smug and disrespectful to all the people who have been cheated out of the "good life" as a result of an injury that might have been prevented had they worn a cycle helmet.

    Viro

    » Viro Indovina
    19. april 2011
  91. Rasmus from My4Hours
    This is frigging awesome. Just forwarded this presentation to yet another guy who came into the office wearing his helmet.

    I love stuff like this where everyone (including the goverment) is pushing something but when you look at the research it's all fluff.

    Just like "don't go into the water after you've eaten" advice. Even though all of us know this is now bogus, I guess there are a lot of people waiting one hour "just to be sure..." :)

    26. april 2011
  92. Koma
    nice debates. maybe one more aspect of the subject from another angle - cyclists buy helmets not only to save their heads, but to save some car driver's ass too when he knocks then of the bike on the head.. for insurance companies helmets are win ;)
    » Koma
    11. maj 2011
  93. Mia
    While I find mr. Colville-Andersen humorous, this is nothing more than lightweighted stand-up including a few personal claims. We try so hard here in Danmark to match the great speakers of regular TED events - but this is one of the reasons why we fail. Instead of having real scholars with great personalities and insights we feature these self-proclaimed types that offer a lot of personal opinions, jokes and ever so little substance.

    First of all it might very well be the case that we are surrounded by fear, manipulated by helmet manufacures and so on, but just like other conspiracy supporters Colville-Andersen makes a big mistake: He presents his opinions to us with the approach that non of us would ever have dared to think this long. He is the only one who sees the truth and he is going to reveal it to us. Big mistake. Its one thing to know the "rational facts", but its not intelligent to asume that people, when they have the facts, will act rational - just like yourself. In fact any look at mankind would prove that we have a history of exactly not caring even though we have all the facts. Its a little like new world order and bilderberg conspiracies etc. A lot of people know, they just dont care. They dont care if they are surveillanced, tricked by greedy corporations or scammed every day. They just dont care - and no keynote is going to change their minds. Now thats some knowledge about humanity for ya ;)

    Its no secret for drivers that automobile related deaths accur every day. People get grinded like meat, killed, sliced, chopped up and so on. Many of us have relatives or friends killed or injured in cars. It doesnt stop us from driving. There is absolutely no proof that people would drive cars less if they knew how dangerous it were. In fact the more we know about deaths on the roads, the faster good old statistics show we drive.
    Thats one thing. So how about bicycling. Well first of all Colville-Andersen puts forward absolutely no proof that bicycling is benificial for the human race. This is a form of transportation where the human body is carried - and unless you consider spinning, biking is a much worse alternative to transportation than fast walking. Why would cities benifit from cycling? Because people loose the car? What if they dont have a car? What if they switch from walking to cycling - is that good?
    Numbers are down in Denmark in the last couple of years after helmets were promoted. Hmm is that true? What if people rather wanted to walk, jump, take the car, the bus, the train, the ship? How can it be scientifically proved that 100% of us will ever bike? You're right it can't. Urban trends change all the time and as a so-called self-tought "urban" expert Colville-Andersen should know that.
    Statistics, nobody really care about statistics. It might very well be that staticstics show that you have a greater change of injury of you ride without a helmet, but wait - lets think about your personal situation.
    What if you were the type that could bicycle with a helmet and have just a great care and those without one? What if you could take even greater care. Then statistically you would have a less change of injury (like if you biked without a helmet), but in the event that you hit the concrete your head would not give in like an egg shell. So would that be 1. much better change of survival + 2. even better change of survial = Super turbo change of survial.

    You see.. we dont really care about mankind, or hospital bills when we bike. Normal people care about if they die today or not. In that regard statistics comes very short. Morale could be: bike carefully and wear a helmet. that way you might not die. Or even better - loose the bike and run/walk to work. That would help your condition much more.

    » Mia
    19. maj 2011
  94. Ines Alvean
    Thank you for a very interesting video.
    Sad to know bike ride numbers are descending in Denmark...
    I would like to tell you that my grandmother (who used to ride to work as she was around 20 years old in Mexico City), told my sister to start doing something "productive" (instead of promoting urban cycling). I feel really angry with this. Of course my grandmother isn't aware of how important is urban cycling to life, but she shouldn't be able to regret my sister's choice for a living, since she had different opportunities as a young woman. I mean, the city was a lot friendlier to cyclists in those days... And those generations drove the city crazy... In México, 20,000 people a year are killed by car accidents (more than are dying because of "organized crime" or mafia).
    » Ines Alvean
    22. maj 2011
  95. Jim
    I live in Mexico City, one of the craziest and most populated cities in the world. To get a drivers license here, no one even asks you if you know how to drive, you just pay 600 pesos (around 50 USD) and you'll get a permanent license, there is no such a thing as a driving test or a written test, so basically people is just driving out there doing whatever they want. I just got hit around 5 days ago, I was riding at 37 km/h in one of the busiest avenues on the right lane and some driver turned right without using his light to make the turn and I couldn't avoid him. The left side of my helmet was completely destroyed but my face, my head and my glasses are intact, without the helmet my face would have ended up on the pavement burning under the 3:00 p.m. sun of any spring afternoon. Is not what helmet companies tell to me, is what the facts and real life accidents have shown to me.
    » Jim
    13. juni 2011
  96. Mikael
    Remember helmet-preachers... tell people to wear helmets whilst walking and driving... that would be rational. Scaring people off of bicycles is unintelligent. Doing so with fabulous tales of miraculous life saving helmets only adds to the fiction.

    All the comments that claim this and that only serve to hammer home how the Culture of Fear has infected our society. So please keep them coming. Every single comment only proves me right once again.

    » Mikael
    15. juni 2011
  97. Mikael
    Probably the best comment in a long line of comments is this one, from 22 maj 2011, by Mike Wilson.

    "I came across this talk only recently, and read the comments first before watching. It struck me as I watched that the majority of comments both in favour and against Mikael's argument support his point. That is, the majority of comments that are against are emotively based (the key emotion being fear). There are others, such as the comment prior to mine that present data that seems to conflict with his point but unfortunately they are not looking at the system we know as traffic, and all the human factors associated with it, in a holistic sense."

    » Mikael
    15. juni 2011
  98. Kevin
    I love cycling. I wear a helmet. I do not push my position on others.

    Not once does Mr. Colville-Andersen present evidence that the relationship between helmet promotion and declines in the number of cyclists is causal. We live in a multi-variate world, where things like fuel prices (especially) are likely to have as large an impact on the number of cyclists entering a town center, as the supposed vilification of cycling via helmet promotion. Please show that these are causally related and I will rethink my position.
    » Kevin
    1. juli 2011
  99. Ines Alveano
    Is this video available with spanish subtitles? if not, I could volunteer to do it myself (i can translate it and send to you the lines, and maybe some one else can do the subtitles on the video).
    » Ines Alveano
    5. juli 2011
  100. Jesse Frey
    I seems to me that the primary argument here is against PUSHING bike helmets, not against WEARING one.

    I have no doubt that I'm safer wearing a helmet than not, but I think that a 10% increase in the number of cyclists in my community would improve my safety more than my helmet does. The more cyclists are seen on the road, the less likely it is that a cyclist will not be seen by the motorists we are advised not to be hit by. This is the reason I have campaigned for more bike lanes, even though I don't believe a white line on the ground offers me any protection at all. (I've read that US cyclists who ride on the sidewalk are about 5 times as likely to be hit as cyclists who ride in traffic & I wonder if pedestrians who walk in the middle of the street in order to be seen would be safer than on the sidewalks.) Because bike lanes on some roads make cycling more pleasant and less frightening, more people ride & that improves the safety of everyone.

    I would like to add to the "culture of fear" argument that people where I live in California have actually suggested that cyclists who don't wear a helmet or use more lights than are required by law actually deserve to die! While this is clearly irrational, it does suggest to me that too much emphasis on safety equipment not only makes people more afraid to ride a bike, it paradoxically makes people LESS afraid of killing us with their gas-guzzling death machines.

    In support of helmets, I want to point out that - partly because a leading cause of cars hitting bikes is 90 degree turns, the majority of car-bike collisions occur at less than 15 miles (24km) per hour. In places where motorists are allowed to park their cars right in the public streets, collisions with car doors happen at whatever speed the bicycle is going. All three of my collisions with moving cars were with cars making 90 degree turns at speeds my helmets were designed for & while I didn't always hit my head, it seems easier to dive over the top of a car if I don't also have to worry as much about landing on the top of my head. I doubt a helmet has saved my life, but having something on my forehead the time I landed on my face in the street may have saved one of my teeth by moving the angle of impact a bit lower on my chin.

    » Jesse Frey
    15. juli 2011
  101. Baljeet Degun
    One of the best talks Mikael - well researched, though-provoking and stylish. I plan to promote this across the Sydney cycling community. Keep up the superlative work.
    » Baljeet Degun
    31. august 2011
  102. Hank Mann
    Having just taken a spill because of unmarked RR tracks, I'm very happy the the scuff marks on my helmet were not etched in to my head. Same goes for my ski helmet which has absorbed multiple dings. I'm still doing both.

    I appreciate the comments about a culture of fear and agree with many of his points about the extremes, but bike helmets are a very poor target. Relating bike helmets to car culture is quite a stretch. I'm all for more cycling, but this argument will only undermine the credibility of those supporting increased cycling.

    » Hank Mann
    7. september 2011
  103. Guy Swarbrick
    I'm pro-helmet and anti-compulsion and it seems to me that all the time the anti-compulsion lobby is headed by people who are anti-helmet, they're not going to get anywhere.

    Kevin's right to want to see some demonstration of causality between helmet promotion and declines in cycle usage.

    I'd also like to see some straight talking. When the speaker says that manufacturers only test helmets for a 20kmh (quite sensible for an urban standard) impact on the crown what I THINK he means is that this is all the standards require them to test (albeit against flat, hemispherical and angled objects). As this 5 year old article from Giro demonstrates, many of the major manufacturers do test side and other impacts - against flat, hemispherical and angled surfaces. Clearly, helmet manufacturers are only interested in making money and therefore go out of their way to test beyond the standards because, erm...

    http://autobus.cyclingnews.com/sponsors/giro/2006/

    I have a theory that all the conspiracy theorists have got together to create a meta-conspiracy to make us all fear everything including, in this case, people who make us frightened... Cunning.

    10. oktober 2011
  104. Seb Lloyd
    I'm not sure that the argument "if bicycle riders should wear helmets, then so should car drivers and pedestrians" holds any water.
    Pedestrians walk along at 3-4mph in segregated pavements, away from fast moving objects like cars, lorries, bikes.
    A driver is protected in his steel shell by crumple zones, seatbelts, airbags and more. A cyclist, in the urban environment, shares the road with heavy traffic and will be moving at speeds in excess of 25mph. Even if he or she is never hit by a car, there's so much that is unpredictable. A pothole that you don't see, A dog running out in front of you. A pedestrian looking the wrong way. These are daily things that I face. Any one of them could see me go over my handlebars and fall head first into the tarmac.
    Whilst I would never advocate that helmet wearing be mandatory, I certainly feel that they do prevent serious head injury. It's your own choice, and in places like Copenhagen you are undoubtedly much safer in your segregated bike lanes. London has very few of those, so I'll keep protecting myself.
    » Seb Lloyd
    10. oktober 2011
  105. Srokn Boy Man
    Good writen Seb Lioyd
    I must say that I really agree with the thing you have ritten! :)
    13. november 2011
  106. Geri
    I loved this talk.
    For a long time, I have declined to wear a helmet, and I have opposed pressure put upon me to do so. I have ridden well over 15,000 miles, with my first ever fall four months ago. The interesting part is that I broke 6 ribs, fractured my scapula and had a partially collapsed lung, but my head merely had a superficial lesion - the least serious of all of my injuries. Many people asked me "Well, are you going to wear a helmet NOW?" WHY would I be inclined to start to wear a helmet because of this fall? I would say that it proves that even with a pretty significant fall, the least part of my injuries was my head, so why do I need to wear a helmet now? No one suggested that I start to wear a rib helmet - why is that I wonder?????
    I believe that we need to be left with full freedom of choice with options there, that we can purchase and wear a helmet, but not have them pushed on us.

    I, for one, would stop riding my bike so much if law started to enforce me to wear a helmet, and I am serious about this.

    Thanks for this talk, it was briliant!!

    » Geri
    15. december 2011
  107. Karyn Climans
    Personally I think your message is irresponsible but "to each his own". I will continue to wear a safety helmet and promote the use of helmet safety as long as it's the best method we have to date to protect our brains!
    9. januar 2012
  108. Taen
    @Mike

    What makes you think people, who wear helmets or otherwise, are afraid of cycling? Where does that come from? You're deriving motives that are not there in the research.

    If indeed fear is a problem, that is simply a problem to be examined and solved solved. At any rate, there are many ways to influence cycling adoption. For instance, taxes on driving, parking, making roads narrower to accommodate bicycles, yet make driving less desirable, and so on. To say that covering up dangers of bicycling, however minimal they may be, is the only way to increase cycling is simplistic. If I have a vague uneasiness about cycling, but on the other hand it will get me to work twice as fast and save me $5 a day, then gee, I think I can work through my sense of debilitating cycling terror.

    And as an individual, I don't really care what happens to society. I care what happens to me. I don't flatter myself that my individual actions, one way or the other, are going to influence society as a whole.

    » Taen
    11. februar 2012

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