Twins in Malawi helped scientists discover a role the gut microbiome appears to play in severe malnutrition. Photograph courtesy of Tanya Yatsunenko hide caption

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When Superstorm Sandy came ashore, Bellevue Hospital was quickly submerged. Inspectors from the Federal Emergency Management Agency marked the flood line in the basement with orange tape or spray paint. In some areas, water was 14 feet deep. Fred Mogul/NPR hide caption

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Front-loading your calories may help you lose weight. Gaelle Cohen/ hide caption

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The British have long said, "Keep calm and carry on." But the catchphrase may need an update for health care. hide caption

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If you're covered by Medicare and win or settle a personal injury case, the battle for compensation isn't over. hide caption

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Doctors' use of CT head scans for hospitalized patients didn't change when the prices were revealed at the time an order was being made. Wikimedia Commons hide caption

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