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 ...
COVID-19 variant KP.3.1.1 accounts for more than half of positive infections in the United States, the latest projections from the Centers for Disease Control and Prevention (CDC) show. The agency's ...
COVID-19 viral activity was high in the United States during the first week of September, according to fresh data from the Centers for Disease Control and Prevention. Some regions of the United States ...