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

XFG, is spreading rapidly across the world, including in the United States. Anecdotally, people who have the XFG strain are ...

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 ...

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

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

Digestive issues like IBS and functional dyspepsia rose among U.S. adults during the COVID-19 pandemic.   Researchers ...

From a persistent sore throat that feels like razor blades to severe muscle aches, discover some unusual signs of the new COVID-19 variant NB.1.8.1 spreading globally.

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

In Germany, "Nimbus" is currently the most prevalent coronavirus variant by far. Meanwhile, in Southeast Asia and gradually ...

Nimbus (NB.1.8.1) is a descendant of the Omicron variant, and was first detected in January 2025. Since then, it has spread quickly across many countries, including the United States, Canada, the ...

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 COVID-19 variant that was unheard of just months ago is now projected to be the second-most common strain in the United States. Variant NB.1.8.1 was first detected in China in January but ...