Immunity Escape, Highly Contagious: XBB.1.5 Is Dominant Sub-Variant In US
By BOOM Team Several European countries have sounded alert over the new Omicron subvariant that has caused a spike in Covid-19 cases in the US since the last month. On Friday, US Centers for Disease Control and Prevention said over 27% of Covid-19 cases in the United States were now caused by Omicron XBB.1.5, a highly contagious subvariant. In the last week of December 2022, the subvariant constituted over 40% of the Covid-19 cases in the US. Expressing concern over the new variant, Germany's health minister Karl Lauterbach said that Berlin was closely monitoring the situation. "Hopefully we g...