National Institute of Allergy and Infectious Diseases



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Flu
Understanding Flu
Definitions and Overview
Key Facts About Seasonal Flu
How Flu Spreads
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What To Do If You Get Sick
Preventing Seasonal Flu
Seasonal Flu Vaccine
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H1N1 Flu (Swine)
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Flu (Influenza)

Flu.gov

Community Immunity

Link to Community Immunity illustration Learn how immunizing a critical portion of a community protects most members of the community.

Complete list of NIAID-funded clinical studies related to flu on ClinicalTrials.gov.

Studies at the NIH Clinical Center in Bethesda, MD

Related Links

View a list of links for more information about influenza.

See Also

Influenza News Releases

Flu.gov

Community Immunity

Link to Community Immunity illustration Learn how immunizing a critical portion of a community protects most members of the community.

Complete list of NIAID-funded clinical studies related to flu on ClinicalTrials.gov.

Studies at the NIH Clinical Center in Bethesda, MD

Related Links

View a list of links for more information about influenza.

See Also

Influenza News Releases