Dylan Thomas: This video shows high school football player's last moments on the field before his death
An eyewitness account of the only death to occur on an NFL gridiron - Vintage Detroit Collection
Tragic details emerge in death of Ryan Keeler, 20, as cops probe cause UNLV defensive lineman's mystery passing
Life and death on the gridiron
The life of former Parkland standout Owen Thomas reveals the good and bad of football, new book shows – The Morning Call
Chuck Hughes' death on field 50 years ago was an NFL tragedy
Was Natural Causes the Reason Behind Franco Harris Passing?
Watch Running For His Life: The Lawrence Phillips Story
Pro football's troubled history of on-field medical emergencies
The day Chuck Hughes died: Remembering the only NFL player to die in a game
Football's unknown epidemic: When Black players die suddenly, the cover-up begins
Dave Duerson's Ferocious Life and Tragic Death - Men's Journal
LSU Football - A message from 15
College football: Army-Navy set for 119th annual gridiron meeting
Aspetar Sports Medicine Journal - Sudden death in football