Injuries are a part of football, but there are some that you wouldn't wish on your worst enemy—just your rival team.
Seriously, though, the history of the NFL is littered with season-ending injuries. There are even those that have derailed teams for years.
Some have just led to poor decisions by franchises. Others have cost players their careers, either through the actual ailment or the subsequent decisions by the individual.
Regardless, they're all here for your cringe-inducing entertainment.