Demaryius Thomas had C.T.E. when he died in December at 33, but the posthumous diagnosis alone does not explain what role football had in the charismatic N.F.L. star’s quick decline.
Scott Vermillion, a former college star who played four seasons in M.L.S., died in 2020. He is the first American professional soccer player with a public case of C.T.E.
In a study, Dr. Jennifer Coughlin observed brain activity that may help predict the onset of trauma-related illnesses and cognitive decline. N.F.L. players are helping to further her research.
Paul McCrory helped write the bible of concussion treatment recommendations. But when he was accused of plagiarizing, many scientists took aim at his relationships to the sports leagues he advised.
Research shows that survivors of abuse can sustain head trauma more often than football players. But they are almost never diagnosed.
Nick Buoniconti, Jim Kiick and Jake Scott, of the undefeated 1972 Miami Dolphins, were each found to have C.T.E., the brain disease linked to head hits, bringing to six the number of players diagnosed from that team.
People who find themselves alone after a significant knock to the head are at higher risk of harm.
Tim Krumrie’s devastating leg injury marked the Cincinnati Bengals’ last Super Bowl appearance. Still, he says he has no regrets for it or the brain trauma that he thinks football gave him.
We seem to have lost our faith that we can make things better.
The exploding viewership for N.F.L. games and the league’s ever-expanding season resist all scandal and reason. Our columnist asks why.
Dementia in a person in their 30s, 40s or 50s poses special challenges, starting with getting a diagnosis.
Eric Dickerson talks about why some former players hate the N.F.L., his assumption that he has C.T.E., and why his single-season rushing record isn’t his most unbreakable.
Travis Bell and Joe Sisson were close friends and rising stars in bobsled before crashes derailed their careers. Two decades later, one of them wonders why he thrived and his friend is gone.
The ex-N.F.L. player Vincent Jackson was found dead in a hotel room days after his former team won the Super Bowl. In light of his C.T.E. diagnosis, his widow recounted Jackson’s decline.
A neuropathologist found an “unusually severe” form of the brain disease in the 32-year-old former N.F.L. player who killed six people in April before shooting himself.
The revised agreement eliminates race as a consideration in evaluating dementia claims by former players.
Jonathan Martin faced bullying in his N.F.L. locker room and depression. He will donate his brain to C.T.E. research to determine if head trauma contributed to his mental health woes.
William Person, who competed from 1999 to 2007, wants to lead a class of plaintiffs seeking compensation for health problems he says were caused by years of sledding.
Impulsive purchases, out-of-control spending: These behaviors can be early signs of Alzheimer’s disease or other cognitive decline.
A finding of C.T.E. can help explain violence and erratic behavior by former football players, but it will not give a clear picture of why Phillip Adams fatally shot seven people, including himself.
A small city that bills itself as “Football City U.S.A.” is grappling with the shooting deaths of members of a prominent local family by Phillip Adams who, many say, had been adrift after his N.F.L. career ended.
Pavle Jovanovic, who represented the United States at the 2006 Olympics, is believed to be the first athlete in a sliding sport to be found with a disease caused by repeated brain traumas.
The last time an Olympic teammate saw the often-troubled former hockey star, Pavelich seemed optimistic. Four days later he was dead. Now his sister wants to know if C.T.E. contributed to his difficulties and his death.
Jackson, 38, a retired N.F.L. wide receiver, was found dead in a Florida hotel room on Monday.
A physical defenseman, he loved hockey enough to be excited at the sight of a new pair of skates or shin guards. He died of the novel coronavirus.