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NB.1.8.1 is one of the latest variants of COVID-19, a "slightly upgraded version" of the LP.8.1 variant that is prominent ...
Most scientific data supports the hypothesis that the new coronavirus jumped to humans from animals, according to the final ...
A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...
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 ...
The World Health Organization’s expert group says the origin of COVID-19 remains inconclusive, though most evidence still ...
The World Health Organization said on Friday that efforts to determine the origins of SARS-CoV-2, the virus that caused the ...
The days of tracking COVID-19 infections are coming to an end due to a series of decisions at the federal and state level. At the beginning of the pandemic, a number of tracking programs were created ...