How to Save Football Players' Brains - WSJ
Head Injuries & American Football - Ethics Unwrapped
Parents of late NFL star Demaryius Thomas reveal he suffered CTE Stage 2 - ABC News
New high school helmet rules put emphasis on safety
New Evidence of Brain Injury in Kids Who Play Football - The Atlantic
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
New football helmets could limit brain injuries
It's Time to End Football in High School (Opinion)
NFL Hopes to Reduce Head Injuries With Helmet Experiment - Bloomberg
League of Denial: The NFL, Concussions and the Battle for Truth: 9780770437541: Fainaru-Wada, Mark, Fainaru, Steve: Books
CTE's Impacts On Young Football Players Can Be Chronic And Deadly – Rolling Stone
Football's Brain Injury Crisis Lands in Family Court - The New York Times