But in early January 2020, the World Health Organization identified a new type: 2019 novel coronavirus (2019-nCoV) in China. By late January, there were 300 confirmed cases in China and a death count that was still in the single digits, but rising. And despite airport screenings, a traveler had brought the first case to the U.S.
Often a coronavirus causes upper respiratory infection symptoms like a stuffy nose, cough, and sore throat. You can treat them with rest and over-the-counter medication. The coronavirus can also cause middle ear infections in children.
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