To fight antibiotic-resistant staph germs like these, a study suggests disinfecting the skin of all intensive care patients. Janice Carr/CDC hide caption

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Angelina Jolie's decision to have a double mastectomy after genetic testing has prompted a discussion about which other tests should be covered. WPA Pool/Getty Images hide caption

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Researchers tested the antidepressant Lexapro, or escitalopram generically, to see if it would protect the heart against mental stress. Joe Raedle/Getty Images hide caption

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