The Fit 5: Tips to Feel (and Look) Like a Star!

From Sandra Bullock's nature-based skincare products to Nick Carter's dramatic lifestyle change, get the scoop on how to look fab like the stars

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MAKE A LIFESTYLE CHANGE

Years of abusing drugs and alcohol left Nick Carter with cardiomyopathy, a potentially fatal weakening of the heart muscle. But the diagnosis also enabled him to turn his life around: He got sober and embarked on a healthier lifestyle that helped him drop 57 lbs. Today, the Backstreet Boy works out five times a week and eats a balanced 2,000-calories-a-day diet of egg-white omelets, grilled chicken and veggies. And thinking positively keeps him on track. "If I continue to stay strong," says Carter, "then I won't go backwards."