Other benefits of not wearing a helmet: * Wearing a helmet only protects the head from a limited number of possible injuries. * Wearing a helmet makes people

Other benefits of not wearing a helmet: * Wearing a helmet only protects the head from a limited number of possible injuries. * Wearing a helmet makes people overconfident and overly risk-taking. * In the Netherlands, very few cyclists wear helmets because they are experienced by cycling almost daily, don't take unnecessary risks and street traffic design is far superior. * Wearing a helmet looks dorky. * Wearing a helmet is proven to cause vehicle drivers to respect bicyclists' space less, leading to more fatalities and injuries. [0,1] 0: https://www.bicycling.com/news/a25358099/drivers-give-helmet-cyclists-less-room/ https://www.bicycling.com/news/a25358099/drivers-give-helmet... 1: https://road.cc/content/news/252652-study-still-indicates-drivers-give-cyclists-wearing-helmets-less-room-when https://road.cc/content/news/252652-study-still-indicates-dr... Conclusion: A helmet is unnecessary for experienced cyclists who are only going 10-15 km/h in proven safe traffic-designed areas, all other use-cases: it depends.