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What to know about the COVID variant that may cause ‘razor blade’ sore throats
The COVID-19 variant that may be driving a recent rise in cases in some parts of the world has earned a new nickname: “razor ...
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 ...
Major Covid alert as new Nimbus variant doubles in just 30 days
A strain of Covid has been reported as on the rise in the UK, with infections having doubled in just a month, the UK Health ...