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

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

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

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

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

A new variant of Covid-19 (also known as Coronavirus) emerged at the start of the year, and already makes up more than 30% of ...

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

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

A new coronavirus variant has been detected in England and other countries, but experts say it is not thought to be more ...

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