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

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

PERRY CO., Ky. (WYMT) - A new variant of COVID-19, NB.1.8.1. or “Nimbus,” has reached 28 states in the U.S, including ...

In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

From a persistent sore throat that feels like razor blades to severe muscle aches, discover some unusual signs of the new ...

IRISH people are being warned about a new strain of Covid-19 as cases rise in the country. The two new strains of the ...

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

More than 20% of children and young people in Aotearoa New Zealand are experiencing significant persistent health symptoms ...