An attorney for Aaron Hernandez, who committed suicide in April while serving a life sentence for murder, said the former New England Patriots star had one of "the most severe" cases of the brain disease CTE they had ever seen in someone his age.
September 21, 2017
For the first time ever, the league has conceded that a link exists between football and the degenerative brain disease known as CTE.
March 15, 2016
NFL figures show that concussion diagnoses jumped by almost a third this season, but we still don't always know who's getting injured or why.
February 1, 2016
NFL sensation Chris Borland was known as a fearless player, but after just one season he retired because he was afraid of head injuries. Now, Borland is known as the most dangerous man in football, a powerful voice in the NFL's concussion crisis.
December 21, 2015
If Will Smith's character in the upcoming movie "Concussion" seems familiar, it might be because you've already met the real Dr. Bennet Omalu in FRONTLINE's "League of Denial."
December 15, 2015
How many NFL players are suffering concussions every season? How are teams handling their injuries? "Concussion Watch" tries to answer these questions by tracking every officially reported head injury in the NFL.
December 11, 2015
Nearly four in five football players examined by one of the nation's leading brain banks tested positive for the disease now at the center of the debate over concussions in football.
September 18, 2015
A new study is the first of its kind to show an association between early exposure to repetitive head impacts and structural brain changes later in life.
August 12, 2015
Junior Seau's daughter says the focus of her dad's induction into the NFL Hall of Fame this weekend should be on his time as a player, not brain disease. But the issue will be hard to ignore.
August 7, 2015
The ruling by a U.S. judge ends a legal battle that has threatened to undercut the nation's adoration for professional football and sparked a debate about whether the sport on any level is worth the risk to players.
April 22, 2015
Chris Borland, a rookie linebacker for the San Francisco 49ers, said that while he's in good health now, he's concerned about his future.
March 18, 2015
A federal judge has declined for a second time to sign off on a proposed settlement between the league and thousands of former players.
February 2, 2015