COVID-19 cases are rising in half of U.S. states. What to know about COVID trends and the new Stratus and Nimbus variants.

Scientists are closely monitoring the rapid global spread of two new Omicron subvariants, Nimbus (NB.1.8.1) and Stratus (XFG) ...

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

The Stratus Covid variant, also known as XFG, is making up around a quarter of global infections, but scientists say there is ...

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

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

As Professor of Infectious Diseases and Microbiology Paul Griffin explains in a recent piece for The Conversation, Stratus is ...

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

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

The new variant has come out of seemingly nowhere, but now is fast becoming the dominant strain of the potentially deadly ...

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

The new Stratus Covid variant, now dominant in several regions, is linked to hoarseness as an early symptom. Here's what ...