A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

A fresh variant of Covid, presenting distinct symptoms and swiftly becoming prominent across the globe, has been identified.

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 ...

Scientists say the current COVID vaccine is effective against the Nimbus variant and is considered a “variant under ...

A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...

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 COVID variant that experts say may be slightly more infectious than other strains is circulating in the UK. The strain is dubbed 'Stratus' and there are two variants in circulation – XFG and the ...

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

NB.1.8.1 is one of the latest variants of COVID-19, a "slightly upgraded version" of the LP.8.1 variant that is prominent right now, Subhash Verma, microbiology and immunology professor at the ...

Current COVID-19 tests are expected to detect the XEC variant and other strains in circulation, the experts say. People should test if they have COVID-19 symptoms or an exposure.

New COVID XEC variant explained: Symptoms, spread and what to know as fall, winter approach The variant has been largely spreading abroad, with countries like Denmark, Germany, the UK and the ...