U.S. Covid-19 cases are starting to rise amid flu and RSV outbreaks

Flu and RSV hit hard and early; now, Covid-19 is starting to rise | CNN Just when you thought it was safe for a holiday visit with your Auntie Mary and her fragile health, RSV and the flu reared their heads -- and now Covid-19 numbers are creeping up again. Jen Christensen CNN

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Case numbers are now below those of earlier waves, but about 14% of the US population is in an area that meets the US Centers for Disease Control and Prevention’s criteria for a “high” Covid-19 community level, up from less than 5% last week. New York City, Los Angeles County and Phoenix’s Maricopa County are among those areas.

Covid-19 hospitalizations have been on the rise since early November, and older people are bearing the brunt of these serious illnesses. Hospitalization rates are four times higher for seniors than for any other age group.

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