- Lie on your back with your knees bent and feet flat on the floor.
- Push the small of your back down and into the floor by tightening your lower abdominal muscles.
- Hold for a count of 10.
- Return to starting position and repeat 9 more times.
From Laura Inverarity, D.O., former About.com Guide
Updated November 12, 2010
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
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