Health
About 75 Percent of NFL Players Who Died in 2008 to 2023 Had CTE, a Bias-Adjusted Estimate Suggests
A Boston University team adjusted for who donates brains and estimates 74.5 percent of 2,362 deceased former players had CTE. That is below the 94 percent in donors and still high, with caveats.
Oct 28, 2026
