Death of NFL inevitable as middle class abandons the game; John Kass; In The Chicago Tribune; 2017-09-05.
tl;dr→ brain trauma, injuries.
<quote>You really think the NFL is worried about young athletes? If so, they’d have changed the rules years ago, abandoning face masks, enlarging the ball to make it difficult to throw, switching to one platoon football.</quote>
- American Football’s Marlboro Man; 2013-04-24