Yes, almost any exercise can be dangerous when performed incorrectly, but these are some of the trickiest. Here's what to watch out for.
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Lose the Last 10 Pounds: The Workout!
Try this new workout from Adam Campbell, author of The Women's Health Big Book of Exercises. It works every inch of your body, from every direction, for a complete total-body workout that'll help you finally shed those last few hard-to-lose pounds.