Live Surveillance

FluSight

Advanced real-time visualization of influenza-like illness activity across the United States.

Epiweek
Week 52, 2025
Peak Activity
Highest Intensity
SC16.0%
National Avg
Aggregate ILI
7.06%
Data Points
Reporting Stats
29 / 50

Flu Intensity (ILI %)

Low
High (16.0%)
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Flu Prevention Hub

Protect yourself and your community with these essential health tips and resources.

Official Resources

did you know?

"Flu vaccines prevent millions of illnesses and flu-related doctor's visits each year."