Former Dallas Cowboys edge rusher Marshawn Kneeland, who tragically died from a self-inflicted gunshot wound at the age of 24 last November, was found to have stage 1 chronic traumatic encephalopathy (CTE) at the time of his death. This diagnosis was confirmed by a postmortem tissue analysis conducted by researchers at the Boston University CTE Center.

Dr. Ann McKee, director of the Boston University CTE Center, expressed her concerns, stating, "Unfortunately, I was not surprised to find CTE in the brain of Mr. Kneeland because we have found this progressive brain disease in nearly half of the athletes we've studied who have died before the age of 30." She emphasized the importance of ongoing research to find effective treatments and a cure for CTE.

CTE is a degenerative brain disease linked to repeated traumatic brain impacts, affecting not only football players but also boxers and combat veterans. Chris Nowinski, CEO of the Concussion & CTE Foundation, highlighted that despite improvements in concussion protocols and helmet technology, the risk of CTE remains significant across generations. He stated, "Concussion protocols do not prevent CTE because CTE is caused by repeated head impacts, not just concussions."

Kneeland's death followed a police chase initiated by a traffic violation. Officers found him deceased in the surrounding area after he fled the scene. Initial reports indicated he had expressed suicidal thoughts to his girlfriend prior to his death.

The family of Kneeland shared their perspective, noting, "While this diagnosis does not change the tragedy of his passing, it provides important context about some of the struggles he may have been facing." They aim to raise awareness about the challenges athletes in high-contact sports endure, urging compassion for Kneeland beyond his final moments.