A lower rate of severe illness in some states may reflect high vaccination rates, the prevalence of testing and the use of antiviral drugs, experts say.
The last time confirmed cases exceeded 100,000 was in mid-February, when the winter surge, fueled by the original omicron variant, BA.1, began to subside.
Usually, when infections begin to rise,"we see a rise in hospitalizations around 10 days later, and a rise in deaths around 22 days later," the official said.In fact, hospitalizations are rising to nearly 20,000 per day, up 20 percent over the past two weeks, according to an NBC News analysis of Health and Human Services data — but officials say that metric is becoming less of a reliable indicator.
Dr. Isaac Bogoch, an infectious disease physician at the University of Toronto, said that as communities continue to build up immunity against the virus, people should expect new variants to have less of an impact.from Covid through a combination of vaccinations, boosters and prior infection. Nearly 60 percent of people in the country had been infected by February, including roughly 75 percent of children and teens, the Centers for Disease Control and Prevention reported recently.
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