XBB.1.5 omicron subvariant is the most transmissible version of Covid yet, WHO says
The XBB.1.5 omicron subvariant that's currently dominating the U.S. is the most contagious version of Covid-19 yet, but it doesn't appear to make people sicker, according to the World Health Organization. Maria Van Kerkhove, the WHO's Covid-19 technical lead, said global health officials are…
#vankerkhove #ba52 #geneva #beijing #xbb1 #mariavankerkhove #xbb #tedros