Repeat the following process about 20 times, and then rest for 2 minutes. Do 2 to 3 repetitions.
2. Place legs in front of you, bent, about a shoulder width apart.
3. Cross your hands across your chest with the elbows out.
4. Raise yourself up using your abdominal muscles. Keep your lower back on the floor.
5. At the top of the crunch slowly exhale.
6. Inhale as you lower your back down to the floor.
Develops the upper abdominal muscles.