Fight Aging: 6 Secrets to Staying Young

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Make love

Women who enjoy sex live longer, says Mehmet Oz, MD, professor and vice chairman of surgery at New York Presbyterian–Columbia University and co-author of YOU: Being Beautiful. In fact, doubling your amount of satisfying sex can add up to three years to your life, he says. "Sex gives you the Zen moment you can't find throughout the day otherwise."

Next: Use your brain