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A new study shows people who are in the habit of climbing stairs are less likely to die from heart disease compared to those who don't. Stair climbers also had a slight boost in longevity.
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A trial for a mass environmental injury case begins in Hawaii on Monday, more than two years after a U.S. military facility poisoned thousands of people when it leaked jet fuel into drinking water.
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More than half of Americans say they'd benefit from more sleep. A woman has made it her business to help people get better sleep via a podcasting company that focuses on meditation.
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With nearly 5,000 cases reported so far this year — and concerns about a new strain — the Democratic Republic of Congo is considering the declaration of a public health emergency.
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The U.S. will reinstate Obama-era regulations for internet service providers that promise fast, reliable and fair internet speeds for all consumers. What happened when those rules were taken away?
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Health officials say there's very little risk to humans from the bird flu outbreak among dairy cattle, but there's still much they don't know. Here are four questions scientists are trying to answer.
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Idaho's biggest hospital system says the number of people needing flights out of Idaho for emergency abortions is up sharply since the state's abortion ban took effect.
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This wild case emphasizes the serious potential for criminal misuse of artificial intelligence that experts have been warning about for some time, one professor said.
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Intelligence officials and lawmakers describe the Chinese-owned social media app as a national security threat. But they haven't shared that evidence with the public.
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A decade ago, the Flint, Mich., lead tainted drinking water crisis began. Ten years later, the city's tap water has improved but the city's image remains tainted.
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Colorado is looking at ways to weed out false reporting of child abuse and neglect as the number of reports reaches a record high. New York and California are reworking the policies, too.
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Although federal health officials say the risk to the public remains low, traces of bird flu have been found in pasteurized milk on store shelves.