The World Health Organization's probe into the cause of COVID-19 has not resulted in a definitive reason, with its ...

An expert group charged by the World Health Organization to investigate how the COVID-19 pandemic started released its final ...

Despite years of global investigation, the WHO confirms COVID-19’s true origin remains unknown due to limited data, with ...

All hypotheses on how the Covid-19 pandemic began remain open, the World Health Organization said Friday, following an inconclusive four-year investigation that was hamstrung by crucial information ...

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 ...

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 ...

Alberta Premier Danielle Smith says her government’s new policy forcing many Albertans to pay out of pocket for a COVID-19 ...

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 ...

Like the name suggests, “razor blade throat” describes severe sore throat pain, as if the throat is “covered with razor ...

A newer COVID-19 variant may be causing a severe sore throat in some people who contract the infection. The variant, known as ...

A virologist who helped explain Covid-19 to a worldwide audience of millions has accused the University of Cambridge of ...