What to Know About the Latest COVID-19 Variant XEC Spreading in the U.S.
While KP.3.1.1 remains the dominant strain in the U.S., XEC is gaining steam, according to the Centers for Disease Control and Prevention (CDC) National Wastewater Surveillance System. The World Health Organization (WHO) noted in its October 9 COVID-19 epidemiological update that it is monitoring XEC as cases increase globally.