Bennet Omalu, Concussions, and the NFL: How One Doctor Changed Football Forever
How to keep your delicate brain safe - BBC Future
Research Reveals Limitations of Football Helmets Against TBI's
Football's Concussion Crisis Is Awash With Pseudoscience
Guardian Caps Guardian Sports
How NCAA Football Can Finally Limit Concussions - Global Sport Matters
Strong Safety: Innovative Materials Could Reduce Football Brain Injuries
We Can Make Football Safer - Scientific American
Can Custom-Fit Football Helmets Protect Athletes From Brain Trauma?, Chicago News
League of Denial: The NFL, Concussions and the Battle for Truth: 9780770437541: Fainaru-Wada, Mark, Fainaru, Steve: Books
Guardian Caps: NFL requires use of helmet cover at training camps to reduce head injuries
This Helmet Will Save Football. Actually, Probably Not. - The New York Times
Football helmets don't provide much protection from concussions, study suggests - CBS News