Summary:
- Researchers analyzed the post-mortem brain tissue of 338 former NFL players and discovered that 311 of them (approximately 92%) exhibited signs of Chronic Traumatic Encephalopathy (CTE).
- The study highlights a clear, dose-dependent correlation between the duration of a player's career and the severity of neurodegenerative pathology, providing robust scientific evidence linking repetitive head impacts in professional football to long-term brain damage.