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?

Authors cited in a document circulated by the US Department of Health and Human Services (HHS) as justification for changes ...

"Until further requests for information are met, or more scientific data becomes available, the origins of SARS-CoV-2 and how ...

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 ...