Congenital syphilis cases -- when a mother passes syphilis onto her baby during pregnancy or delivery -- have more than doubled in the United States since 2013, according to an report released Tuesday by the US Centers for Disease Control and Prevention.

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An ancient retrovirus that predates modern humans may explain why people suffer from addiction, scientists have said.

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Some Mauna Loa macadamia nut products produced at a facility in Kea'au, Hawaii have been voluntarily recalled due to possible E. coli contamination linked with the facility's water system, according to the Hawaii Department of Health. No illnesses related to the water have been reported to the state, health officials say.

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Life expectancy in the UK did not improve between 2015 and 2017, stopping at 79.2 years for males and 82.9 for females, according to new data from the UK's Office for National Statistics.

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Critics of drug-possession prosecutions often argue that they unfairly target people of color. Seattle, where recreational use of marijuana was legalized in 2012, is doing something about it.

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Kelly Thomas is paralyzed from the chest down and can consciously control her ability to walk, researchers say, thanks to a stimulation device in her lower back. Two studies released Monday show three paralyzed patients can walk again.

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Ebola virus disease has sickened 150 people and caused the deaths of at least 69 people in the Democratic Republic of Congo's northeastern region, the nation's Ministry of Health reported Monday.

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Irish pharmaceutical company Amarin sent a glowing announcement to investors Monday that its drug Vascepa, a purified fish oil derivative, was linked to a 25% reduced risk of major cardiovascular events such as heart attack and stroke.

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Cancer rates vary wildly across the world, and we don't know why. To solve this mystery, scientists are tracking down causes of cancer by the fingerprints they leave in the genome.

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It took a fight in court, but a 5-year-old girl will be allowed to bring her cannabis-based medicine to school and attend class with other students, according to a ruling by a California administrative court on Friday.

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When one alleged sex assault victim faces the glare of the national spotlight, many more speak out in private.

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A tiny new device is offering hope of a better life for people with severe heart failure, reducing hospitalization rates and improving mortality risk within two years of treatment, a new study finds.

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Obesity is set to overtake smoking as the leading preventable cause of cancer in women in the UK, a new report warns.

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Height may be a genetic risk factor for varicose veins, according to a study researchers are calling "the largest genetic study ever performed for varicose vein disease."

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Research has already shown a link between breastfeeding and lower obesity risk for babies. But a new study finds another association: "Breast is best" for them even compared with giving babies breast milk out of the bottle.

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