The Covid strain, formally known as XFG and nicknamed Stratus, is said to have one unique symptom - and is spreading rapidly ...

The Covid variant Stratus is a descendent of the already super virulent Omicron, and is what is known as a Frankenstein or ...

The XFG strain, known as 'Stratus', has become the dominant coronavirus variant in England, according to figures from the UK ...

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

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 ...

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

WHO director Dr Tedros Adhanom Ghebreyesus says all hypotheses are on the table, as the organisation works to reinforce ...

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 ...

Last month doctors said a variant called Nimbus was spreading quickly through the country - giving people a very sore throat ...