Covid-19 cases are rising again in 25 US states, driven by new variants like NB.1.8.1 (Nimbus) and XFG (Stratus). Experts ...

Scientists are currently studying how well people are protected against severe disease from XFG. Researchers conducted lab ...

A new, highly contagious Covid-19 strain has emerged globally as thousands of Australians prepare to travel overseas.

The XFG variant is a descendant of the Omicron sub-variant. According to a Lancet report, it was first detected in Canada.

A rapid rise in Covid cases in Ireland is being linked to the fast spreading XFG variant, also called Stratus, which brings ...

According to the current available data, symptoms of XFG are similar to those of other Omicron sub-variants which are ...

A new strain of COVID-19, XFG, is spreading rapidly across the world, including in the United States. Anecdotally, people who ...

A new Covid variant called Stratus or XFG is spreading across 38 countries. The World Health Organisation is monitoring this ...

According to a Johns Hopkins report, several virological, behavioural, and environmental factors drive summer Covid-19 waves.

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of cases.

The World Health Organization has classified XFG as a “variant under monitoring,” but there are no signs of greater disease severity associated with the new strain.

What is the Stratus Covid variant? New 'XFG' strain displays unique symptom - A new Covid-19 variant, Stratus, is spreading ...