The mother of the man who killed four people at a Manhattan office tower home to the NFL before taking his own life told 911 ...

Shane Tamura, 27, had a documented history of mental health problems and carried a handwritten note in his wallet when he ...

The gunman from Las Vegas who committed the mass shooting last week in New York City repeatedly threatened to harm himself, ...

New details are emerging about the gunman who opened fire inside the NFL’s Midtown Manhattan headquarters last week, killing ...

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

Chris Nowinski, PhD, Concussion Legacy Foundation co-founder/CEO, discusses mental health conditions versus CTE and ...

Despite updated rules and safer equipment, football players continue to suffer from concussions. Experts warn that long-term ...

Body camera footage reveals Las Vegas gunman Shane Tamura's history with police before killing four in NYC, including mental ...

The man who killed four people in the New York City skyscraper that is home to NFL headquarters carried a note blaming the ...

A note found on the man who opened fire at a New York City building is raising serious questions about chronic traumatic ...

The degenerative brain disease that has besieged the National Football League for two decades with a billion-dollar lawsuit, congressional hearings, an A-list movie and an unrelenting cortege of ...

Four people were killed on Monday when a man, identified by police as Shane Tamura, walked into the lobby of 345 Park Avenue ...