What Is Coronavirus? | Johns Hopkins Medicine
https://www.hopkinsmedicine.org/health/conditions-and-diseases/coronavirus
How Does The Coronavirus Spread?How Did The Coronavirus Start? Symptoms show up in people within two to 14 days of exposure to the virus. A person infected with the coronavirus is contagious to others for up to two days before symptoms appear, and they remain contagious to others for 10 to 20 days, depending upon their immune system and the severity of their illness.
Symptoms show up in people within two to 14 days of exposure to the virus. A person infected with the coronavirus is contagious to others for up to two days before symptoms appear, and they remain contagious to others for 10 to 20 days, depending upon their immune system and the severity of their illness.
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