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.
When it comes to chest exercises, men and women typically have different goals; and while this holds true about most of the other major muscle groups as well, itâs particularly true for the pecs. While men want a certain type of mass, women are generally more focused on the toning aspect of such training techniques.