Influenza (Flu)
Influenza Updates:
- Laboratory-confirmed flu activity is low at this time.
- A COVID-19 pandemic is ongoing.
Laboratory confirmed flu activity as reported by clinical laboratories remains low.
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
Communication Resources
Find resources to promote flu prevention.
Health Professionals
Learn what CDC recommends this season.
Flu News & Spotlights
Read about CDC's work with
flu.
Flu vs. COVID Symptoms
Learn the differences between Flu and COVID-19.
Other Types of Influenza
Pandemic
Avian
Swine/Variant
Flu in Animals
Canine Flu
Animal to HumanStay Connected with Flu
What's New
- CDC Reports Eighth and Ninth U.S. Human Infections with a Variant Flu Virus for 2020-2021 Influenza Season Friday, September 10, 2021
- CDC Program Engages Partners to Promote Vaccine Equity Among Racial and Ethnic Minority Groups Friday, September 10, 2021
- Early flu antiviral treatment can shorten hospital stays in children with flu, new CDC study shows Wednesday, September 1, 2021
- Summary: 'Prevention and Control of Seasonal Influenza with Vaccines: Recommendations of the Advisory Committee on Immunization Practices (ACIP)—United States, 2021-22' Thursday, August 26, 2021
- Frequently Asked Influenza (Flu) Questions: 2021-2022 Season Thursday, August 26, 2021
Page last reviewed: September 17, 2021