Forget Six-Pack Abs

Have you ever stood at the mirror, sucked in your stomach and thought, "I wish I could look like this all the time?" If you grew up in the United States, your answer is probably yes. Madison Avenue has sold us the notion that taut abdominals are the quintessence of health and beauty. Rock-hard bellies are used to promote everything from underwear to cereal.

But if you yearn for the rippled look of "six-pack" abs, consider what you may sacrifice to obtain it: That look might cost you flexibility and freedom of movement. Overdoing abs exercises can lead to a flattening of the lumbar curve, creating a weakened spinal structure. "We're even beginning to see hunchback conditions because of excessive abdominal crunches," claims biomechanics and kinesiology specialist Michael Yessis, Ph.D., author of Kinesiology of Exercise (Masters Press, 1992).

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