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Test positivity for common cold coronaviruses significantly declined following widespread SARS-CoV-2 infection and COVID-19 ...
A cluster of viral mutations seems to be speeding the spread of COVID-19—and scientists are racing to understand how they work.
The incubation period for the coronavirus is between 2 and 14 days. On average, COVID-19 symptoms appear around 5 days after exposure, but this can vary. Learn more.
A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...
SARS-CoV-2 articles from across Nature Portfolio SARS-CoV-2 is a positive-sense single-stranded RNA virus. It is contagious in humans and is the cause of the coronavirus disease 2019 (COVID-19).
Novel Coronavirus (COVID-19) : Coronavirus : The explosive rise in cases of coronavirus infection is of concern worldwide. Stay up-to-date here.
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