NFL Players More Likely to Be Diagnosed With, Die of ALS
Former NFL players die at a faster rate than other pro athletes, study finds
Retired NFL Players Aging Faster Than Other Men
Alabama's Henry Ruggs finds guilt, motivation through loss of best friend
Over 99% of NFL players' brains in a study of dead players have CTE, permanent brain damage
What Led Phillip Adams, Former N.F.L. Player, to a Shooting Spree? - The New York Times
A quiet warrior: The story of former NFL player, Frisco local John Rienstra
BU Finds CTE in Nearly 92 Percent of Ex-NFL Players Studied, The Brink
NFL players could have a higher risk of death, study indicates
The Harvard football teammates whose lives were upended by CTE - Washington Post
How (and Why) Athletes Go Broke - Sports Illustrated Vault