Originally Posted by
John C. Ratliff
Your whole premise on helmets has to do with concussion, but you don’t realize that there are different grades of concussion (at least you don’t talk about them). All you state is that “helmets cannot prevent concussion.” You don’t even talk about the other, more life-threatening types of head injury like cerebral contusion, subdural hemotoma, and skull fracture.
Right John. So are you now claiming that bicycle helmets can prevent these "other, more life-threatening types of head injury"? If not, then what has your post got to do with anything. If so, then please cough up a summary of a statistically reliable study which backs up this further extraordinary claim.