BA.2 is now responsible for more than 70% of COVID-19 cases in the U.S. Here's what to expect in the coming weeks.
. But while BA.2, a subvariant of omicron, seems to spread more easily than previous versions of the virus, the full impact it might have on the country — including another potential surge — isn't clear yet.
“The reason why is because we’ve seen really different patterns of BA.2 infection in different countries across the globe,” she said. In some parts of the world, like "I think the virus is going to continue to circulate," Dr. Otto Yang, professor of medicine in the division of infectious diseases, and of microbiology, immunology and molecular genetics at the David Geffen School of Medicine at UCLA, told TODAY."And areas that have lower population density or high vaccination rates are going to have less illness," he said.
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