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 ...

COVID-19 trends also depend on the emergence and spread of new variants. The latest, including NB.1.8.1, are getting better ...

As summer continues, something to watch out for is the highly contagious, new strain of COVID-19 called NB.1.8.1 or 'nimbus.' ...

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.

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

The Centers for Disease Control and Prevention said as of July 15, cases were either growing or likely growing in 26 states ...

COVID-19 cases are rising nationwide, following a recurring trend of summer surges since 2020. Here's what to know in ...

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

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.