PBS NewsHour

Repetitive Head Injuries Link to Degenerative Brain Disease

Clip: 12/03/2012 | 9m 36s

A newly-published four-year study at Boston University, which examined the brains of deceased athletes, links repetitive head injuries to a degenerative brain disease called Chronic Traumatic Encephalopaty. Jeffrey Brown talks to Dr. Ann McKee, one of the lead researchers, and ESPN's Mark Fainaru-Wada about the current evidence.

Aired: 12/03/12

Rating: NR

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