Colorado seeing high flu activity, according to Colorado doctor

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40 states report high levels of flu activity according to latest CDC data

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CDC: Flu activity is high in Pennsylvania

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CHI Health doctor discusses why flu activity is so high this year

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CDC: Record number of flu cases reported across several US states

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Michigan has high flu activity as the US faces worst flu season in 15 years

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Flu activity remains 'very high' in Indiana

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Statistics Show Sharp Increase in Flu Activity

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'Widespread' flu activity reported in 46 states

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Flu activity now highest in 15 years

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CDC reports 20 states experiencing high flu activity

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Flu activity on the rise in the US

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What’s Going Around: Flu activity remains high around the United States

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A closer look at flu activity across America

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Flu activity widespread

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Minimal flu activity reported across the U.S.

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California reporting 'very high' flu activity, among the worst in US

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Flu season worsens as Illinois among 44 states reporting high activity

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Flu activity is 335% higher nationwide in 2021; Tenn. seeing more cases compared to other states

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High levels of flu activity

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