Begin on your stomach with your legs extended behind you hip width apart, your arms extended in front of you and your palms down. Pull your stomach off the floor and raise your left arm parallel to the floor as you lift your right leg to a 45-degree angle. Hold this pose for several seconds and return to starting position. Switch sides and repeat.
Begin on your stomach with your legs extended behind you hip width apart and your arms extended at a slight upward angle in front of you. Lift your arms and legs, keeping your core engaged. Raise your right arm and left leg as you lower your left arm and right leg. Quickly alternate sides up and down as if swimming.
Cool Down: Cobra
Place your hands palms down on the ground beneath your shoulders. Lift your chest up off the ground by straightening your arms. Gaze upwards and keep your abdominals engaged.
Improve your posture in a fitness class.
Dena Stern is a certified personal trainer and the Content & Community Manager for Exercise.com. She works with a highly trained group of nutritionists, trainers, yoga and Pilates instructors and athletes to provide the best information, tools and motivation related to exercise and fitness.