Cranial surgery without modern anesthesia and antibiotics may sound like a death sentence. But trepanation—the act of drilling, cutting, or scraping a hole in the skull for medical reasons—was practiced for thousands of years from ancient Greece to pre-Columbian Peru

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The womb was thought to be sterile, but some scientists argue that it’s where the microbiome begins

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But many of us still get the basic facts wrong. This year marks the 100th anniversary of the great influenza pandemic of 1918. Between 50 and 100 million people are thought to have died, representing as much as 5 percent of the world’s population. Half a billion people were infected

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As the first babies born with brain damage from the Zika epidemic become 2-year-olds, the most severely affected are falling further behind in their development and will require a lifetime of care, according to a study published Thursday by the Centers for Disease Control and Prevention

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Hospital officials in Washington state have apologized after failing for months to inform a pregnant woman she was likely infected with the Zika virus that can cause devastating birth defects

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Researchers at the Johns Hopkins Bloomberg School of Public Health recommend that Baltimore turn to an unorthodox way of dealing with its heroin epidemic by opening two facilities that provide people a safe place to take drugs

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Four London sexual health clinics saw dramatic falls in new HIV infections among gay men of around 40 per cent last year, compared with 2015, new figures show. This decline may be mostly due to thousands of people buying medicines called pre-exposure prophylaxis (PrEP), which cut the chance of catching the virus, online

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Salvatore Chimenti already had advanced liver damage from the hepatitis C virus when he filed a lawsuit against the Pennsylvania Department of Corrections in the summer of 2015. He wanted access to new and expensive drugs that cure the virus in 90 percent or more of people who take them

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