Gaten Matarazzo III, who plays Dustin Henderson on the Netflix megahit "Stranger Things," was born with cleidocranial dysplasia, a rare disorder which primarily affects growth of teeth and collarbones.

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Read CNN's Fast Facts about the Wuhan coronavirus outbreak.

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There are some real benefits of having a pet in your home, but you might be surprised at what science is discovering about other pros and cons of pet ownership.

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Most of the Americans who were being monitored at the University of Nebraska Medical Center for coronavirus after evacuating a cruise ship in Japan tested positive for the virus, the hospital says.

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While the CDC has screened more than 30,000 passengers in the past month, not a single US coronavirus case has been caught by airport temperature checks, according to a CNN investigation.

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Weeks after the novel coronavirus crisis began in December, there is still widespread confusion over the exact number of cases reported in China and whether the epidemic is finally stabilizing at the outbreak's epicenter of Hubei province.

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Netflix series "Stranger Things" and actor Gaten Matarazzo are getting credit for raising public awareness of cleidocranial dysplasia, or CCD.

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Twice as much food as previously estimated -- or a third of all food available for human consumption -- is wasted, with people in wealthier countries wasting more, according to a recent study published in the journal PLOS One.

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The flu season is still in full swing and it's likely to continue for several more weeks, and if you haven't gotten a flu shot yet, you should, according to the US Centers for Disease Control and Prevention.

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The novel coronavirus that's sickening thousands globally -- and at least 15 people in the US -- is inspiring countries to close their borders and Americans to buy up surgical masks quicker than major retailers can restock them.

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The United States ranks lower than 38 other countries on measurements of children's survival, health, education and nutrition -- and every country in the world has levels of excess carbon emissions that will prevent younger generations from a healthy and sustainable future, according to a new report.

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States with the highest rates of melanoma cases linked to ultraviolet radiation are spread across the United States on the East and West coasts, in Hawaii and in landlocked states, according to a study published Monday in the International Journal of Cancer.

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This year, "Random Acts of Kindness" Day falls on Monday, but the foundation behind it wants you to consider being kind every day.

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More than 300 Americans quarantined on the Diamond Princess cruise ship for almost two weeks finally head home, but their journey back to the US has been riddled with one ordeal after another. CNN's Will Ripley has more.

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In the next two decades, the world could see a 60% increase in the number of cancer cases, according to a new report from the World Health Organization. In low- and middle-income countries, the increase could be as high as 81%.

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