CTE is defined as a progressive neurodegenerative disease that causes brain damage similar to what’s seen in patients with ...

The progressive brain disease can be caused by repeated trauma to the head and has caused serious health problems for athletes who participate in contact sports, such as football.

After killing four and taking his own life, Shane Tamura — a former football player at two L.A.-area high schools — left ...

We have a long way to go in understanding the brain injury implicated in the NYC shooting.

The lasting effects of head trauma in football and tragic stories of NFL players like Junior Seau who have suffered from CTE ...

A 2017 study found that more than 87% of football players tested across all levels — high school, college, and pros — tested ...

Shane Tamura is suspected of shooting four people in Midtown Manhattan, where the NFL offices are. A note he left references the NFL and CTE.

The man who opened fire outside the NFL’s New York City headquarters this week claimed he was driven by brain damage from playing football. But the world’s leading CTE expert is calling foul.Dr.

The NYC shooting suspect claimed to suffer from CTE, a brain disease that's linked to head injury, and sought to target the ...

Brain experts said it could take weeks to learn whether Shane Tamura, the gunman who killed four people in Manhattan, had CTE.

Even a negative CTE result, Omalu said, does not mean a player's brain remained unscathed while playing football. "There is no such thing as a safe blow to the head," he said.

However, four years of high school football could expose a player to CTE, said Chris Nowinski, co-founder of the Concussion Legacy Foundation, a nonprofit group that supports athletes and others ...