Athletic Trainer Mythbusters Myth #1: Concussion Prevention - The Center for Physical Rehabilitation
Next gen hard hats give better protection against head injury : Shots - Health News : NPR
Inadequate Helmet Fit Increases Concussion Severity In High School Football Players – Microsite
The Extra Yard: The Ins and Outs of an American Football Helmet - Stories
Puffy, spongy Guardian Caps could help curb NFL head injuries - The Washington Post
Football helmet design can lower concussion risk, study finds
New Stanford-Developed High-Tech Helmets Could Protect Football Players From Debilitating Concussions
The NFL's Quest for a Better Football Helmet - Sports Illustrated
NFL's safest helmet ever may not be enough to stop concussions
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN