Source: Centers for Disease Control and Prevention — Content from the Centers for Disease Control and Prevention (public domain).
H5 bird flu is causing outbreaks in wild birds and poultry, other animals and sporadic human cases.
Sept. 16, 2025
Learn about signs and symptoms of bird flu in people
Dec. 20, 2024
Find the latest information about detections of H5N1 bird flu in people.
A multi-state outbreak of HPAI A(H5N1) bird flu in dairy cows was first reported on March 25, 2024.
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Surveillance and Monitoring Data
CDC surveillance shows no indicators of unusual flu activity in people, including H5N1 bird flu.
Sept. 5, 2025
This page outlines CDC’s recommendations for preventing exposure to avian influenza viruses.
Dec. 26, 2024
Avian Influenza (Bird Flu) Resources
A collection of materials and tools to help educate and inform the public about bird flu
Dec. 5, 2024