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 US states. Is this the start of a summer wave? What to know about COVID trends and the ...

Covid-19 cases are rising again in 25 US states, driven by new variants like NB.1.8.1 (Nimbus) and XFG (Stratus). Experts ...

It is unknown whether the newest COVID-19 variant NB.1.8.1, also known by the nickname “razor throat” for one of its defining ...

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

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

Infections of COVID-19 are growing or likely growing in half of the U.S. as of July 8, according to CDC estimates.

A newer COVID-19 variant may be causing a severe sore throat in those who contract the infections. Here's what to know about ...

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 ...

Patients are reporting a "razor blade throat" symptom — potentially due to the new "Nimbus" COVID variant — in which their ...

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