The data, from the Centers for Disease Control and Prevention, also showed a significant increase in COVID-related emergency ...

Two new COVID-19 variants are spreading through the U.S., and medical providers in Connecticut are expecting an uptick in cases in the coming weeks.

A new Covid-19 variant, Stratus (XFG or XFG.3), also known as “Frankenstein” due to its recombinant nature, has been ...

Fresh surveillance shows COVID-19 is quietly heating up at the height of summer, fueling concerns about travel plans and back ...

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

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

A COVID-19 variant once considered rare has tripled in U.S. cases in the past two weeks, according to the Centers for Disease Control and Prevention. The mutated strain, called BA.2.86, accounts ...

The Centers for Disease Control and Prevention has detected a new set of COVID-19 variants nicknamed FLiRT in wastewater surveillance, according to data from the agency. From April 28 through May ...

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 ...

New coronavirus variants are an urgent threat. Here’s what you need to know. Paramedics return from delivering a patient at the emergency room at St. Francis Medical Center in Lynwood on Jan. 21.

The new COVID-19 variant that has been termed as the stratus strain has been officially classified under the SARS-CoV-2 ...

The United States is working to quickly learn more about the newly identified coronavirus variant B.1.1.529, which was first identified in South Africa. South Africa’s health minister announced ...