A new COVID-19 strain, referred to as NB.1.8.1 or "Nimbus," first appeared in the U.S. sometime near the end of April and is currently the dominant variant in the U.S. The new variant is said to be ...

A new COVID-19 variant is climbing the ranks in the United States, becoming the third-most common strain of the summer. Variant XFG, colloquially known as "Stratus," was first detected in Southeast ...

A fresh Covid variant is triggering symptoms that could easily be overlooked as it races through communities at breakneck speed. Health officials in Ireland recorded 425 new infections during the ...

It's been less than a month since health officials reported the first known case of a new and more contagious coronavirus variant in Texas. The man, a Harris County resident, had no travel history.

The rapid rise of the SARS-CoV-2 variant XFG this summer could make it the dominant strain by the start of the fall COVID season, but experts say current vaccines can likely handle the Omicron-based ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.