HOW: Lay on your back with your legs straight and both arms above your head on the ground. Bring one knee up towards your chest with your toes pointed up. Keep your upper body relaxed as you let your leg drop over the other leg. Your lower body should roll causing your upper body to follow flipping you onto your stomach. Repeat with the other side.
FEEL: You should feel a stretch in your low back and hips as you roll from your back to your stomach.
COMPENSATION: Keep your upper body relaxed, don’t use it when rolling over.