A new COVID-19 variant is spreading rapidly through the U.S. What to know about NB.1.8.1 and its symptoms in Tennessee.

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 ...

A new COVID-19 variant marked by a painful “razor-blade throat” symptom is spreading rapidly in the United States. The strain ...

According to the study, two new henipaviruses found in fruit bats near farms may spread to humans or animals through ...

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 ...

A new COVID variant called NB.1.8.1, aka Nimbus, is spreading in the U.S. and causing an incredibly painful sore throat, ...

The World Health Organization (WHO) Technical Advisory Group on Virus Evolution (TAG-VE) on June 25 added the XFG to its SARS ...

Two new Omicron subvariants are gaining ground in the U.S. as some people report experiencing respiratory symptoms like ...

Scientists remain divided on the origins of the COVID-19 virus, with limited data and no consensus reached after years of ...