Smart bandages, including this one from Corventis, can transmit cardiac data in real time from a patient's body to a doctor. Courtesy of Mark Dastrup hide caption

toggle caption Courtesy of Mark Dastrup

High-Tech 'Band-Aids' Call Doctors

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Will Reading The Doc's Notes Improve Your Health?

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A group of teenagers take a morning jog at the Wellspring Academy in Reedley, Calif., in 2009. The school specializes in helping teens and college students lose weight. A new study shows teens who remain obese risk a lifetime of chronic health problems and poverty. Justin Sullivan/Getty Images hide caption

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Impact Of Childhood Obesity Goes Beyond Health

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An unidentified western patient receives a stem cell treatment for heart disease at a clinic in Bangkok, Thailand on Feb. 7, 2007. STR/AFP/Getty Images hide caption

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Offshore Stem Cell Clinics Sell Hope, Not Science

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Economic Anxiety Makes City Mellow On Pot Farms

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