TV host Samantha Harris says she will have a double mastectomy after being diagnosed with breast cancer. But the surgery doesn't eliminate cancer risk. Jordan Strauss/Invision/AP hide caption

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I'm not trying to lead you astray. It's just that scientists are not skeptical enough about their mouse studies. iStockphoto hide caption

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How Mouse Studies Lead Medical Research Down Dead Ends

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Chemo Can Make Food Taste Like Metal. Here's Help

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Garrett shares a moment with his mother, Natalie Peterson. "He has been doing so good," she says. "He's been smiling." Nicole Haley/University of Michigan Health System hide caption

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Doctors Use 3-D Printing To Help A Baby Breathe

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C. Nash smokes after possession of marijuana became legal in Washington state on Dec. 6, 2012. Ted S. Warren/AP hide caption

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Evidence On Marijuana's Health Effects Is Hazy At Best

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Virginia Rady, 28, holds her old nebulizer at her home in Dallas. Rady was diagnosed with chronic persistent asthma at age 2. She underwent a series of three outpatient surgeries between December 2012 and February 2013 for a procedure known as bronchial thermoplasty. She says the procedure has changed her life, allowing her to remove her nebulizer from her bedside. Brandon Thibodeaux for NPR hide caption

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New Heat Treatment Has Changed Lives For Some With Severe Asthma

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Alice Snyder, with her parents Mary and Ryan, during a checkup with Dr. John Herzenberg, who treated her clubfoot without surgery. Jenny Gold/Kaiser Health News hide caption

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How Parents And The Internet Transformed Clubfoot Treatment

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