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The new coronavirus variant surging in China has arrived in the US. Here’s what to know about Nimbus
A new Covid-19 variant called NB.1.8.1, or Nimbus, represents about a third of new US Covid-19 cases. Dr. Leana Wen answers ...
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COVID-19 Incubation Period: Symptoms, Protection, More - Healthline
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.