We all know that family history plays some role in how you age. But if you want to live longer, look better, and feel full of energy, then look no further than how you eat and live. Experts say the science behind longevity is clear: Some lifestyle choices lengthen lifespan; others shorten it dramatically. If you want to increase your life expectancy and live well, you'll want to start making healthy choices now. Here's now.

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Maureen Callahan, MS, RD
January 25, 2013