1. BODY-WEIGHT SQUAT (legs) Put your hands on your hips or fold them over your chest . From a standing position, feet about shoulder-width apart, squat down until both knees reach 90 degrees . As you lower yourself, keep your lower back slightly arched, head up, and stick your glutes out as if you were going to sit in a chair. Also, be sure that your knees aren't out past your toes as you descend--if they are, you're not moving your glutes back far enough on the descent. Once you reach the bottom position, flex through your quads, hamstrings and glutes to power yourself back up to a standing position and repeat. 2. SIDE-TO-SIDE LUNGE (legs) With your hands on your hips, assume a comfortable stance, feet shoulder-width apart, head up and torso erect . From there, step with your right leg straight out to your side, as deep as you can go without moving your left foot. Plant your right foot and bend your right knee to 90 degrees . Then, flexing the muscles of your thigh,