One-stop access to U.S. Government avian and pandemic flu information.

Popup Flu terms defined  — Seasonal flu, avian flu, and pandemic flu are not the same.


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The Influenza Pandemic occurred in three waves in the United States throughout 1918-1919. Learn about the pandemic, the Nation’s health, the medical care system, and how they were affected.

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These heartfelt stories, told by survivors, family members, and friends from past pandemics, serve as a sobering reminder of the devastating impact that influenza can have.


Nations With Confirmed Cases
H5N1 Avian Influenza

Click to view global map documenting H5N1 Avian influenza outbreaks by country and type [animal (wildlife, poultry, or both) or human]

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Confirmed Human Cases by Country[Note: Numbers are confirmed by World Health Organization and may not reflect news or country reports.]
- Confirmed Animal Cases by Country
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Where you live

Click to view US map linking to state and local pandemic information

Selecting this map will take you to a page with links to state pandemic planning information, state pandemic Web site information, and local state contacts. 


Last revised: September 12, 2008

Avian Flu Watch

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