• 215 of 235 donated brains showed signs of CTE

• Condition can only be diagnosed after death

• Symptoms include problems with memory and mood

At least one in four former NFL players who died between 2016 and 2021 was found to have had chronic ⁠traumatic encephalopathy (CTE), according to a study released on Tuesday.

Out of the 878 former players who died during that time frame, 235 donated their brains for study, researchers said, with 215 ⁠of those donated brains ⁠found to have CTE, ​a degenerative disease that can only definitively be diagnosed after death. CTE is associated with repeated blows to the head, including concussions. Symptoms include difficulty with attention and memory, dementia, mood disorders and headaches.

• 46-year-old charged with possessing criminal tools

• York fined and sentenced to two days in jail

• 49ers CEO also owns stake in Leeds United

The San Francisco 49ers owner Jed York has pleaded no contest to two criminal charges after being arrested at an Ohio trailer park over the weekend.

KRON4 News in San Francisco reported that York was initially arrested on suspicion of engaging in prostitution but that count was amended to a charge of disorderly conduct. He was also charged with possessing criminal tools.

• Player booed during team’s preseason loss to Bills

• QB has battled injuries during time in Cleveland

• Watson was suspended over sexual assault allegations

Browns quarterback Deshaun Watson has called the booing he heard from the team’s own fans during Saturday’s home loss to Buffalo “disrespectful” and “personal.”

Watson, who has a complicated relationship with Cleveland fans because of injuries, off-field issues – including an NFL suspension in 2022 – and a massive, $230m contract, was booed repeatedly during the second half of the 31-7 loss to the Bills.

• Toddler was found unresponsive in residential pool

• Player has been practicing with team since June tragedy

Members of the Buffalo Bills have expressed their condolences to Ed Oliver after the death of the player’s two-year-old son.

“Obviously, very unfortunate what happened and as a teammate of him, as someone in this locker room, all we can do is love on him,” Bills quarterback Josh Allen said after Saturday’s win over the Cleveland Browns. “There’s nothing that you can say to make the situation any better except being there in whatever ways he needs.