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.
Upper Body: 1  Bench Press (chest & arms): Lay on a flat or incline bench press station. Grip the barbell at shoulder-width, bring it down to your chest, then push back up to full arm extension. 2  Military Press (shoulders & arms): Done either sitting or standing, hold either a barbell or two dumbbells at shoulder-height.