Starting Position: Lie on back, raise legs off the ground to 45 degree angle, raise arms so they follow angle of legs. Engage core, pull belly button into spine.Action: Roll up keeping your chin an orange width from your chest. Try not to move your legs and keep them in the same position. Stop and hold once you reach a “V” shape as shown in photo. Roll back down to starting position. Keep movement slow and steady. If this is too advance you can bend your legs at the knees to 90 degrees.