Lasting brain changes seen in college athletes after concussion
Is soccer facing an NFL-style concussion crisis?
Mike Milbury supports players getting concussions (Video)
Concussions to blame for horrific double murder-suicide?
Virtual reality app simulates concussions to educate athletes
'Concussion' doctor thinks O.J. Simpson has CTE
Former NFL player regrets playing football, says he's losing his memory and can't go down the stairs
'Star Wars' tops DiCaprio in 'Revenant' to stay No. 1
Dead college football player leaves clues of concussions' toll on brain
Doug Flutie talks College Football Playoff, head injuries in football and the NFL's future in Canada
Will Smith may be 'forced' to run for president because of 'crazy' Donald Trump comments
Will Smith reveals how he and Jada Pinkett Smith have stayed together for 20 years
Report: The 'Concussion' filmmakers tried not to annoy the NFL
Chiefs' Charles passes battery of concussion tests
NFL increases penalties for domestic violence