Perform 15 reps of each exercise. Glute Bridge Lie on your back on a mat with your arms resting at your sides. To perform the exercise, push into your heels and engage your abs to raise your pelvis toward the ceiling. Stop when your body forms a straight line from your shoulders to your knees. Slowly lower your pelvis back to the mat. Side Leg Abduction Lie on your side with your legs stacked, back leg bent at the knee so your calf is lying behind you. Bend your bottom arm in front of you and rest your head in your hand. To perform the exercise, raise your top leg as high as you can, engaging your abs as you lift. Lower your leg to the ground again. Complete the reps, then repeat on the opposite side. Back Extension Lie on a mat on your stomach with your legs fully extended, elbows bent so that your arms form 90 degree angles on either side of your head. To perform the exercise, engage your core and lower back to raise your chest, arms and legs off the floor as high as you can. Lower your body back to the mat. Deadlift Upright Row Lie on a mat on your back with your knees bent, feet shoulder width apart and place your hands behind your head. Without pulling on your neck, use your abs to raise your shoulders and chest a few inches off the ground. Lower your body back to the mat. Lying Windshield Wiper Lie on a mat on your back with your arms resting at your sides and pull your knees towards your chest. To perform the exercise, twist your torso to the left and extend your legs. Avoid moving your back and don’t allow your legs to touch the floor. Use your abs to pull your knees back to your chest. Complete the reps, then repeat on the opposite side.