Marine Corps Reference Publication (MCRP) 5-12C, Marine Corps Supplement to the. Department of Defense Dictionary of Military and Associated Terms, is an extension of. JP 1-02 and provides Marine Corps-specific terms and definitions.
The first workout starts with a modified tri-set for the chest, designed to pump your pecs and stretch the connective tissue that surrounds them, thereby allowing more room under your skin for the muscles to grow. The second chest blast is done by pairing pushups with very heavy sets of dumbbell bench presses.
Exercises for building chest muscles. 1  The bench press works all the chest muscles and especially helps in building pecs. Lie on the bench facing up. 2  Gym machines make this exercise safer because the bar is attached to a stack of weights, which eliminates the possibility of dropping the bar on your chest.