Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...

Fact checked by Nick Blackmer The COVID-19 variant XEC, which has been spreading across Europe, now accounts for 17% of cases ...

A new variant of COVID called XEC — a combination of two Omicron subvariants — is spreading in the middle of flu season.

The seasonal COVID-19 spike, combined with rising cases of seasonal flu and RSV, brings what has been called a “tripledemic.” ...

"XEC is the proposed name of a recombinant, or hybrid, of the closely related Omicron lineages KS.1.1 and KP.3.3." New COVID strain XEC is a recombinant strain of two variants in the Omicron ...

KP.3 was the 'predominant' SARS-CoV-2 variant in the US. It was also spreading in Europe. It's now joined with another ...

Since 2020, COVID-19 has surged across the nation and the world. With variants like Omicron, Delta, Alpha and more, this ...

XEC is an Omicron variant and has several spike mutations ... 1 emerged from BA.2.86 late last year to drive new COVID infections through last fall and winter, XEC may have similar potential ...

KP.3.1.1 is still the dominant COVID-19 variant in the United ... of the closely related Omicron lineages KS.1.1 and KP.3.3." The variant, which first appeared in Berlin in late June, has ...

COVID-19 vaccination coverage has progressed unevenly throughout the world. Moreover, 1.01 and 1.43 doses for each person are ...

Updated COVID-19 vaccines targeting JN.1-lineage omicron variants of the coronavirus are now available in the U.S. for the fall and winter seasons. Here we answer common questions about the latest ...

So far there have been several variants of the virus -- B.1.1.7, B.1.351, P.1, Delta, B.1.617.2, BA.5. Omicron BF.7 strain is driving the current wave of Covid infections in China. As of now ...