Omicron XBB.1.5 Rapidly Becomes New Dominant Covid-19 Subvariant, Here Are The Concerns
Now the U.S. is dealing with a new X-factor. Actually, its an XBB-factor: the XBB.1.5 Omicron subvariant. The XBB.1.5 comprised an estimated 40.5% of all Covid-19 cases over this past week, based on data from the Centers for Disease Control and Prevention (CDC).
Saturday, December 31, 2022 at 9:36 pm