san jose state head football coach, ron caragher, says that while injuries happen, he is confident in the medical staff that protects his players. >> we do take great caution. with that, i'm very confident with our athletic training staff and our sports medicine group. our physicians, and the protocols that we have in place. so that our players can be educated. that they can recover fully before they return to the field. >> the benefit of fame, and a life-long dream, is enough for some football players to take that risk. >> the feeling that you get, you know, stepping out in front of people and doing something you really, you know, care about. and has been part of your life for so long. people -- i'd say people would definitely take that risk. >> football players may feel the brunt of their playing days later in life. but some players say that precautionary measures are being taken now. >> football is a game that you can only play for so long. but definitely the benefits outweigh the risks. and the injuries that'll come up, i've taken pretty good care of my body. i've been getting a l