A record high number of kindergartners started last school year with an exemption from one of the vaccines U.S. health authorities require.
The overall percentage of children with an exemption increased from 2.6% during the 2021-22 school year to 3% during the 2022-23 school year, the highest exemption rate ever reported in the U.S., according to a Centers for Disease Control and Prevention report published Thursday.
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