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.
Chest Press. This chest press is lighter version of the bench press--with no grunting required. Grab two dumbbells and lie face up on an exercise bench for this arm strengthener that also works your core and chest. By adding raised, bent knees you help engage your core while also cementing your back to the middle of the bench.