CTE in American Football Players more than Expected

Researchers at Boston University (MA, USA), reported a high prevalence of CTE in American football players.

Post-mortem exams were performed on 202 brain samples, including ex-NFL players, finding CTE pathology in 177 of the 202 samples and more severe pathology was linked with longer playing careers.

https://www.neuro-central.com/2017/07/25/high-prevalence-cte-observed-deceased-american-football-players/