What are these cold hard facts you speak of?
When one of the best rookies in the league last year plays one season and then quits saying he doesn't want to lose 10-15 years off his lifespan, that is hysteria. What proof do you have it shotens lifespans to this degree?
Hell, how the hell did Chuck Bednarik make it to the ripe age of 89 playing as long as he did?
Hysteria.