At least 25% of former NFL players who died between 2016 and 2021 had CTE, study finds

A new study examining former NFL players who died between 2016 and 2021 found that at least 25% had chronic traumatic encephalopathy (CTE), a degenerative brain disease. The research highlights the ongoing prevalence of CTE among professional football players, though scientists note that the full extent of the condition remains unknown. The findings add to a growing body of evidence linking tackle football to long-term brain damage.