New helmet design can deal with sports' twists and turns
Safe Tackling, Padded Helmets Reduce Head Injuries in Youth Football
MTSU reduces concussion risk with padded helmet covers
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
Concussion expert says children shouldn't play football until they turn 18 : r/CFB
Opinion Should You Boycott the N.F.L.? - The New York Times
Stanford's Zach Hoffpauir suffered concussions, battled depression before his death; the family is seeking answers : r/CFB
How a soft-shell helmet is limiting the risk of concussions at Rutgers football camp
New football helmet to prevent head injuries