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Late Cowboys' player Marshawn Kneeland diagnosed with CTE

Former Dallas Cowboys defensive end Marshawn Kneeland has been diagnosed with Stage 1 CTE following his death in 2025.

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45d agofirst detected

The story so far

Marshawn Kneeland, a former Dallas Cowboys player who died by suicide at age 24, was diagnosed with Chronic Traumatic Encephalopathy (CTE). The diagnosis was made by a doctor after his death in 2025.

Coverage from ESPN, USA Today, Bleacher Report, Us Weekly, and iHeart emphasizes that Kneeland was found to have Stage 1 CTE at the time of his death. Reports focus on the posthumous medical findings regarding the former athlete's brain health.

Synthesized by Newsylist from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 45d ago.

Who reported it (20)

The obvious questions

What stage of CTE did Marshawn Kneeland have?

According to Us Weekly, Kneeland had Stage 1 CTE.

How old was Kneeland when he died?

USA Today reports that Kneeland died at 24.

When did Marshawn Kneeland die?

Bleacher Report states that Kneeland died in 2025.

Momentum

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People, places & organizations

CTE Late Cowboys Marshawn Kneeland Late Dallas Cowboys Star Marshawn Kneeland Had Stage CTE When He Died By Suicide Cowboys Kneeland Had CTE At Time Of Death Former Cowboys DE Marshawn Kneeland Diagnosed Doctor Following His Death

Topics

Marshawn Kneeland Dallas Cowboys CTE NFL

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