One of the simplest ways to protect your body from breakdown: make sure your right and left sides are equal. "Everybody has a dominant side that's naturally stronger," says personal trainer Tracey Mallett, creator of workout DVD Super Body Boot Camp (amazon.com). But if the balance gets out of whack, your strong side compensates for your weak side, resulting in overuse injuries. This quickie routine by Mallett works your arms, legs and core, which is what will help your left and right sides do equal work. Include these exercises in your routine two

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