>>1396226>>1396232>>1396236>>1396415>t.>>1396251"new england journal on medicine"
Riders with helmets had an 85 percent reduction in their risk of head injury and an 88 percent reduction in their risk of brain injury . We conclude that bicycle safety helmets are highly effective in preventing head injury. Helmets are particularly important for children, since they suffer the majority of serious head injuries from bicycling accidents.