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.
Whether youâre swimming, pushing a grocery cart, or throwing a ball, strong chest muscles are essential for everyday activities. Itâs extremely important to train your chest muscles just like any other muscle group. One of the most common and effective exercises for working your chest muscles is the chest press. But which chest press is the most effective, the incline or the flat bench chest press? Thereâs really no right or wrong answer.