chronic traumatic encephalopathy

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What's driving the attention

Former Dallas Cowboys player Marshawn Kneeland was diagnosed posthumously with chronic traumatic encephalopathy (CTE), highlighting concerns about brain disease in football.

Marshawn Kneeland, a former Dallas Cowboys defensive end who passed away at age 24, was diagnosed after death with early-stage chronic traumatic encephalopathy (CTE), a degenerative brain disease linked to repeated head trauma common in contact sports. This diagnosis has drawn attention to health risks associated with football, emphasizing the serious impact of CTE on players and fueling public discussion on brain injuries in sports.