- Lie face down on your stomach with arms and legs extended. Keep your neck in a neutral position.
- With your arms and legs straight (but not locked) and torso stationary, simultaneously lift your arms and legs up toward the ceiling to form an elongated "u" shape with your body — your back arches and arms and legs lift several inches off the floor.
- Hold for two to five seconds and lower back down to complete one rep.
- Do as many reps as you can for one minute.