As the country starts to get back into its most popular professional team sport, this serves as a reminder of how dangerous football can be.
Concussion Research Slowed By Shortage Of Donated Brains : Shots - Health News : NPR
CTE found in 99% of studied brains from deceased NFL players
Athletes donating their brains to science
Be Skeptical: Will 99% of NFL Players Really Develop CTE?
Nearly all NFL players in study show evidence of brain disorder CTE
Dolphins QB Tua Tagovailoa's injury sparks concern over the NFL's concussion policies
Football And CTE: In New Study, Nearly All Donated NFL Player Brains Found To Have CTE : NPR
Head Trauma: The Worst Kept Secret On The Gridiron
CTE found in nearly 92% of former NFL players studied by Boston University - CBS Boston
Alex football coaches taking steps toward a safer game - Alexandria Echo Press