- Overall, influenza (flu) activity is still low nationally, but CDC surveillance systems continue to detect slow but steady increases in flu.
- Elevated influenza-like-illness is likely related to COVID-19.
- 167.8 million doses of vaccine have been distributed.
A weekly influenza surveillance report prepared by the Influenza Division. All data are preliminary and may change as more reports are received.
This web page provides estimates of flu cases, medical visits and hospitalizations for the 2019-2020 season.
The Influenza Division at CDC has engaged with members of the scientific community on real-world influenza forecasting challenges known as FluSight.