I agree, some players hang on too long. I think they might feel they have the ability to reinvent themselves after having a great career. I can understand that more than when a player retires in their prime. That has always been a puzzle to me
as much as it may look like the life to us im sure it maybe become a grind as they age especially in football.
after all this concussion chit going on barry sanders retiring may have been his best move on or the field