BREAKING NEWS

Most Americans have had the coronavirus at least once, the C.D.C. said. By February, nearly 60 percent had shown signs of exposure.

Tuesday, April 26, 2022 1:54 PM EST

Infections rose most sharply during the Omicron surge among children and adolescents. New research suggests that three out of four children and adolescents in the United States had been exposed to the coronavirus by February 2022.

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