Former Cowboys DE Marshawn Kneeland Diagnosed with CTE by Doctor Following His Death in 2025

Source Summary

<p>The family of former Dallas Cowboys defensive end Marshawn Kneeland <a href="https://concussionandcte.org/news/press-release/former-dallas-cowboys-de-marshawn-kneeland-diagnosed-with-stage-1-cte/">announced</a> through the Concussion & CTE Foundation on Tuesday that researchers at the Boston University CTE Center diagnosed him with stage 1 chronic traumatic encephalopathy (CTE).</p>