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

Cases of a new COVID variant have been reported in the UK. The strain has been dubbed 'Stratus' and there are two variants in circulation – XFG and the spin-off XFG.3 According to the UK Health ...

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

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

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

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

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 ...

All hypotheses on how the COVID-19 pandemic began remain open, the World Health Organization said Friday, following an ...

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