Influenza (Flu)
Influenza Updates:
- Seasonal influenza activity remains low nationally.
- CDC continues to recommend vaccination as long as flu viruses are spreading.
- There are antiviral drugs to treat flu illness.
Get the Latest on COVID-19, Flu, and RSV
Learn more about all three of these respiratory viruses, who is most at risk, and how they are affecting your state right now. You can use some of the same strategies to protect yourself from all three viruses.
About Flu
Learn about flu season and get answers to questions.
Flu Season
Find information about current and past flu seasons.
People at Higher Risk
Understand who is at higher risk of flu.
FluVaxView
Reports on Flu Vaccination Coverage and Utilization
Other Types of Influenza
Stay Connected with Flu
What's New
- CDC A(H5N1) Bird Flu Response Update, July 19, 2024 Friday, July 19, 2024
- CDC Confirms Human Cases of H5 Bird Flu Among Colorado Poultry Workers Sunday, July 14, 2024
- Colorado Reports Three Presumptive Positive H5 Cases in Poultry Workers Friday, July 12, 2024
- CDC Issues Updated Guidance to Help Prevent Spread of Flu at Agricultural Fairs Thursday, July 11, 2024
- CDC Reports Fourth Human Case of H5 Bird Flu Tied to Dairy Cow Outbreak Wednesday, July 3, 2024