Overhead press: The overhead press is a test of pushing power, strengthening the upper body, primarily the upper chest, triceps, and shoulders; your core and upper back are also heavily recruited. Stand with your feet roughly shoulder-width apart and keep a soft bend in your knees. Hold a weight in each hand at your shoulders, with your elbows high. You can opt for a wide or narrow position. Keep your pelvis tucked under and core engaged (no arching your lower back), then press the weights overhead with power; try not to let your legs assist you for this variation, otherwise you'd be doing a p