Updated Covid-19 boosters continue to offer substantial protection even against the fast-spreading XBB.1.5 subvariant
CNN — Updated Covid-19 boosters roughly halve a person’s risk of becoming ill with the coronavirus, even from infections caused by the fast-spreading XBB.1.5 subvariant. New studies, led by researchers at the US Centers for Disease Control and Prevention, are among the first looks at how bivalent boosters have continued to work in the real … Read more