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A new study finds that being overweight may decrease a person's life span. Zena Holloway/Getty Images hide caption

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Zena Holloway/Getty Images

Carrying Some Extra Pounds May Not Be Good After All

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The Centers for Disease Control and Prevention estimates that 86 million Americans over age 20 have abnormal blood sugar levels. Over the long run, that can seriously damage the eyes, nerves, kidneys and blood vessels. iStockphoto hide caption

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This Chinese teenager weighs 353 pounds. At a "slimming center" in China's central Hubei province, he's exercising and undergoing acupuncture to lose weight. Color China/AP hide caption

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Color China/AP

The Whole World Is Fat! And That Ends Up Costing $2 Trillion A Year

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In one study, people who were in a buffet line served themselves a lot more of an unhealthful pasta dish if they were next to or behind a person perceived to be overweight. iStockphoto hide caption

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