He retired after one year in the league because he was concerned about brain damage. It's almost all about that, concussions, painkillers, etc but this was also pretty jaw dropping:
SHORTLY AFTER HE was drafted by the 49ers in the third round last year, Borland attended the annual rookie orientation put on by the NFL. The league tries to prepare young players for what to expect on and off the field, and it brought in two prominent retired players to give the rookies advice.
"Get yourself a fall guy," Borland says one of the former players advised. The former player, whom Borland declined to name, told the rookies that if they ran into legal trouble, their designated fall guy would be there to take the blame and, if necessary, go to jail. "'We'll bail him out,'" Borland says the former player assured them