As a new COVID-19 variant takes over in the U.S., guidance surrounding vaccines has become increasingly confusing. Changes in ...

An expert group charged by the World Health Organization to investigate how the COVID-19 pandemic started released its 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 fast-spreading COVID variant called Nimbus is leaving many with questions. What does this mean for Georgia?

The World Health Organization said on Friday that efforts to determine the origins of SARS-CoV-2, the virus that caused the ...

The World Health Organization’s expert group says the origin of COVID-19 remains inconclusive, though most evidence still ...

A document the Department of Health and Human Services distributed to members of Congress to justify recent changes to ...