According to a new study published in The Lancet Infectious Diseases, the XFG variant has four key mutations and displays ...

The Covid strain, formally known as XFG and nicknamed Stratus, is said to have one unique symptom that helps identify which ...

A new 'super-contagious' COVID variant dubbed 'Frankenstein' is sweeping the UK - but how do you know if you've got it and is ...

An expert group charged by the World Health Organization to investigate the origins of the COVID-19 pandemic has found no ...

WHO’s Tedros says ‘all hypotheses must remain on the table’ after critical information not provided to investigators.

A new Covid variant, Stratus, is spreading in the UK. It is scientifically known as XFG. Experts believe it is more ...

Records show that a top U.S. regulator rejected the recommendations of agency experts and limited the use of Covid vaccines.

Recent vaccination announcements have led to some confusion. Four physicians weigh in on who should get vaccinated and when ...

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

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 ...

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