A new variant of SARS-CoV-2, the virus that causes COVID-19, suddenly breaks out like a horse from the gate, leaving the rest of the race behind. This time, it’s a variant called XEC (“Zek ...
KP.3.1.1 is still the dominant COVID-19 variant in the United States as it accounts for nearly 60% of positive cases, but the XEC variant is not far behind, recent Centers for Disease Control and ...
As COVID-19 activity remains high across the United States, a new hybrid variant called XEC is spreading rapidly in Europe and other parts of the world. The XEC variant has been detected in at ...