All viral activity benchmarks have gone down, except for a slight increase in the death rate. Here's what to know about the state of the flu season.

Michigan and 13 other states remain in the CDC's very high classification, but influenza-like illness activity is trending ...

Influenza is on the rise. Flu activity was "high" or "very high" in 32 states and jurisdictions, as of Dec. 30, according to ...

A ferocious surge of flu cases is linked in part to a variant that has not been dominant in the past few years — resulting in a waning of natural immunity.

Subclade K (previously known as J.2.4.1) is gaining attention because it appears to be spreading much earlier in the flu ...

This flu season has been rough. Antivirals can help.

Flu admissions dip notes show U.S. influenza positivity rate fell to 18.6% while pediatric deaths nearly doubled, per CDC FluView report.

By Dr. Sanchari Sinha Dutta, Ph.D. A large Danish trial analysis suggests high-dose flu vaccines may offer extra protection ...