Influenza (Flu)

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Flu Sight

Can we predict flu? Learn about CDC's efforts to predict flu activity and find the latest flu forecasts each week

Influenza Updates:
  • 2017-2018 was a high severity, H3N2-predominant season.
  • Flu activity in the U.S. is low now, but expected to pick up in the Fall.
Flu Report
CDC on Flu Vaccine:
Everyone 6 months & older should receive a yearly flu vaccine.
Prevent Flu

Everyone 6 months & older should receive a yearly flu vaccine.

Flu can cause mild to severe illness. Learn the symptoms of flu.
Symptoms & Diagnosis

Flu can cause mild to severe illness. Learn the symptoms of flu.

Doctor speaking to woman and child
Treatment

Prescription medications called antiviral drugs can be used to treat flu.

Flu Activity & Surveillance
Flu Activity & Surveillance

During week 20 (May 13-19, 2018), flu activity continued to decrease in the U.S.

1918 Pandemic Flu Commemoration Site
About Flu

Learn about flu season and get answers to questions.

Flu Season

Find information about current and past flu seasons.

People at High Risk

Understand who is at high risk from flu.

Communication Resource Center

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 Vaccine Finder
Flu Finder
Find the flu shot near you.
Other Types of Influenza

What's New
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