The Centers for Disease Control and Prevention (CDC) is now monitoring the COVID-19 variant KP.3.1.1 as it edges close to KP.3. "The KP.3.1.1 variant is very similar to other circulating variants in ...

There is a new COVID-19 variant fueling infections in the U.S. KP.3.1.1 is currently the second most common variant in the country. Experts say the variant may be more infectious than previous ...

The KP.3.1.1 COVID-19 variant is the dominant strain of the virus, the latest projections from the Centers for Disease Control and Prevention (CDC) show. The agency's Nowcast data tracker, which ...

A new variant called KP.3.1.1 is now the leading cause of COVID-19, responsible for more than a quarter of cases. KP.3.1.1. belongs to a family of coronaviruses known as FLiRT, marked by specific ...