Flu has officially hit a second high in the US: Know the symptoms
- Posted on February 11, 2025
- By Usa Today
- 1 Views
![](https://www.usatoday.com/gcdn/authoring/authoring-images/2025/02/10/USAT/78391805007-usattgraphics-flufeb-10-topper.png?crop=4639,2609,x356,y23&width=1600&height=800&format=pjpg&auto=webp)
Flu has officially hit a second high in the US: Know the symptoms
![](https://www.usatoday.com/gcdn/authoring/authoring-images/2025/02/10/USAT/78391805007-usattgraphics-flufeb-10-topper.png?crop=4639,2609,x356,y23&width=1600&height=800&format=pjpg&auto=webp)
Flu infections are at or near their highest levels in at least 15 years and are still rising, the Centers for Disease Control and Prevention says.