I have a question about joining the marines... I myself am a young teenager deeply intrested in the marines. I have been givin advice about training from my uncle who fought in the jungles of Nam. If any marines out there could give me some info about how I can get and stay in shape so i'm ready for bootcamp, that would be wonderful! My uncle tells me to do 4 sets of 25 elevated push-ups, 4 sets of 35 crunches, 4 sets of 10 pull-ups, and to run 3 miles three times a week... If it helps at all...I...