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

Scientists are currently studying how well people are protected against severe disease from XFG. Researchers conducted lab studies using human cells and a "pseudovirus" stand-in for XFG, as well as ...

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

XFG (Stratus) is the latest subvariant of Omicron that is gaining momentum in the summer surge of the pandemic.

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.

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

As levels of the latest Covid-19 variant rise across the globe, experts have revealed key symptoms of the virus ...

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

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

According to WHO, globally, this variant contributed to 23 per cent of global COVID-19 cases as of last month.

“One of the most noticeable symptoms of the Stratus variant is hoarseness, which includes a scratchy or raspy voice," ...

XFG is a recombinant subvariant, which means it originated from two variants, LF.7 and LP.8.1.2, in this case.