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.
To do them: 1  Lay on your back with a dumbbell in each hand. 2  Extend your arms out to your side, as if your were forming a cross. 3  Slowly, with your arms still extended, curl your hands together until the dumbbells meet above the center of your chest. 4  Slowly return your arms back to your sides.
A common exercise to strength and tone your lower body, the lunge is one of the best moves to tone your butt. 1  Stand with feet at hip width again. 2  Reach one leg back several feet.  Pause at the bottom of the lunge, and then return to the original position by pushing with your front leg back to a standing position.