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 ...

COVID infections in the county have risen 40% in the last two weeks, data shows. COVID-19 cases are rising in Los Angeles County as the BA.2 variant continues to spread throughout the United States.

A new COVID-19 variant, NB.1.8.1, is being monitored by the World Health Organization. A key symptom associated with this variant is an extremely painful "razor blade throat." Current COVID-19 ...

A new coronavirus mutation, a subvariant of omicron, has piqued the interest of scientists: BA.2.75. The quickly changing omicron mutation has gained ground in India and has appeared in other ...

A new COVID variant known as NB.1.8.1 has made landfall in the United States. The variant, which was first detected in China this past January, currently accounts for 10% of the SARS-CoV-2 sequences ...

The XFG variant of the severe acute respiratory syndrome coronavirus 2 as continued to spread as the U.S. heads into peak Summer travel season. (Photo by I RYU/VCG via Getty Images) There’s another ...

Connecticut residents are bracing for a potential summer COVID surge as two highly transmissible new variants sweep across the state, prompting health officials to issue urgent warnings about ...

The more contagious omicron BA.2 subvariant now makes up 72% of Covid infections that have undergone genetic sequencing in the U.S., according to data from the Centers for Disease Control and ...

When the world first heard the word "coronavirus" in late 2019, few imagined that the virus would continue to reinvent itself half a decade later. From the devastating Delta wave in India to Omicron's ...

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 ...

The variant is officially named XFG but is being called Stratus. It was first found in Southeast Asia in January, and at the time was 0% of cases in the U.S., but by the end of June, it was about 14% ...