Chronic traumatic encephalopathy (CTE) is a progressive degenerative brain disease associated with repetitive head trauma. Currently, CTE can only be confirmed post-mortem. In a new study from JAMA, researchers examined the brains of 202 deceased former football players and talked to their family members to identify pathological and clinical features of CTE.
In a convenience sample of 202 deceased players of American football from a brain donation program, CTE was neuropathologically diagnosed in 177 players across all levels of play (87%), including 110 of 111 former National Football League players (99%).
Read full report
Watch the JAMA Report video
Read article in the New York Times