NFL player CTE study
Study Finds 75% of Deceased NFL Players Had CTE
A Boston University study estimates that approximately 75% of NFL players who died between 2008 and 2023 had CTE, a neurodegenerative disease linked to head trauma.
A Boston University-led study estimates that 74.5% of deceased NFL players from 2008-2023 had CTE. Researchers adjusted for selection bias, noting that families of symptomatic players are more likely to donate brains.