Influenza

News

U.S. flu activity steady in late January

Overall influenza-like illness (ILI) activity underwent a small increase in the United States during week 16 of the 2015-2016 flu season, but...

News

U.S. flu activity continues slow increase

The proportion of U.S. outpatient visits for influenza-like illness (ILI) crept up from 2.1% to 2.2% for the week ending Jan. 23 – week 15 of the...

News

U.S. flu activity picks up slightly

There were no states in the “high” range of influenza-like illness (ILI) activity during week 14 of the 2015-2016 flu season, but there were more...

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