A boxer may leave the ring feeling stable enough to speak normally, walk without assistance, and celebrate a win. Hours later ...

Repeated head knocks cause long-term damage to the delicate blood-brain barrier, potentially driving chronic traumatic encephalopathy (CTE), a neurodegenerative condition that affects some former ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Brain damage isn’t limited to football players and boxers who take repeated blows to the ...