US flu, COVID, RSV levels remain high--CDC

US respiratory disease markers remain high for flu, COVID, RSV Respiratory virus activity across the nation remains high, with COVID-19 levels rising across much of the country, flu indicators still elevated, and respiratory syncytial virus (RSV) activity very high in many regions, the US Centers for Disease Control and Prevention (CDC) said in its latest illness updates. CIDRAP

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Forty-three states are reporting very high or high flu activity, and of respiratory samples that tested positive for flu at public health labs, nearly 98% were influenza A. Of subtyped samples, 55.5% were H3N2, and 44.5% were 2009 H1N1.

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