Information on Bird Flu
Avian influenza or bird flu refers to the disease caused by infection with avian (bird) influenza (flu) Type A viruses. These viruses naturally spread among wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. Bird flu viruses do not normally infect humans. However, sporadic human infections with bird flu viruses have occurred. The links below offer more information about bird flu.
Bird Flu Updates
- Technical Report: Highly Pathogenic Avian Influenza A(H5N1) Viruses Wednesday, April 24, 2024
- How CDC is monitoring influenza data among people to better understand the current avian influenza A (H5N1) situation Wednesday, April 24, 2024
- Avian Influenza A(H5N1) U.S. Situation Update and CDC Activities Friday, April 19, 2024
Avian Flu Microsite
More Information
- Interim Guidance on Testing, Specimen Collection, and Processing for Patients with Suspected Infection with Novel Influenza A Viruses with the Potential to Cause Severe Disease in Humans
- Pandemic Influenza
- Related Links
- Research
- Zoonotic Influenza: Detection, Response, Prevention, and Control Reference Guide