Flu activity is exploding across the United States this flu and cold season, in some cases reaching record highs, according to new Centers for Disease Control and Prevention data. For the first time ...

This year's flu season is shaping up to be particularly brutal. Here's what to know this week, including cases taking a downturn.

The most recent week of data from Dallas County Health and Human Services​ shows a 50% increase in positive flu cases.

DENVER (KDVR) — Colorado is seeing a spike in avian influenza after cases in domestic poultry flocks in just January this year are already nearing the total number of cases in all of 2025. Lt. Gov.