What to Know About the New COVID-19 Variant XFG

With summer travel at an all-time high, new COVID-19 variants are brewing. Officials at the World Health Organization (WHO) recently added another one to its list of variants under monitoring: XFG.

XFG is spreading most widely in Southeast Asia, although cases have been reported in 38 countries. In the U.K., it accounts for 30% of COVID-19 infections, and in the U.S., 14% of confirmed cases are XFG, according to the U.S. Centers for Disease Control and Prevention (CDC). (These data are likely incomplete...