New COVID omicron subvariant XBB.1.5 is 'spreading like wildfire' in US: Health experts reveal why
A new COVID-19 subvariant, XBB.1.5, is picking up speed nationwide. Dr. Marc Siegel and University of Arizona medical professor Dr. Shad Marvasti reveal what's worrisome about the contagious strain.
Thursday, January 5, 2023 at 6:00 am