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

From Ricki Lake's 140-lb. weight-loss success to Renee Zellweger's antioxidant-rich facial products, get the scoop on how to look fab like the stars

REV UP YOUR METABOLISM

When Sarah Chalke entered her 30s, she noticed a difference in her body. "I had to really keep up with working out," she says. "You can't get lax about it anymore." Now 32, the Scrubs actress switches up her routine with a variety of activities – from hiking with her chocolate Lab Lola, to doing yoga and boot-camp workouts. Admits Chalke: "If I do one thing I would get way too bored." Learn how you can be fit at any age on Health.com! – Michelle Tan