Rates of norovirus in that CDC system have reached levels at or above last season's peak in all regions of the country.
On the fifth anniversary of the U.S. declaring a public health emergency over COVID-19, people continue to lose their lives.
Nearly 28% of norovirus tests run over the ... outbreaks, a CDC official told CBS News. Lower population immunity to GII.17[P17] could explain this year's unusual wave of the virus.
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