Tamura expressed frustration with NFL's handling of CTE and had history of depression, headaches before killing four people ...

“CTE is linked to repetitive brain trauma and has a distinct pathology that can only be diagnosed at autopsy,” says Dr. Ross ...

The progressive brain disease can be caused by repeated trauma to the head and has caused serious health problems for ...

To date, nearly 350 former NFL players have been diagnosed with chronic traumatic encephalopathy (CTE) after their death.

A deadly Manhattan office shooting by former high school football player Shane Tamura has renewed attention on how head ...

The Midtown Manhattan shooter speculated that the condition was a cause of his mental illness. But drawing that conclusion is ...

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

Young athletes (ages 6–14) in tackle football experience vastly more head impacts — up to 15 times more — and 23 times more ...

The brain disease has most commonly been found in athletes in contact sports and others with a history of repeated brain ...

New York’s medical examiner’s office said it will examine the shooter’s brain for CTE. Results may not be public for months.