At least 15 states have very high levels of influenza, according to the Centers for Disease Control and Prevention.

Outbreaks of the stomach flu are spreading across the U.S and are far higher than average for December over the past 12 years ...

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is ...

View the map below to see what states have recorded human cases of the bird flu ...

Newsweek has created a map showing states where respiratory ... common cold or other respiratory viruses (like the flu or COVID-19," the CDC states. It usually spreads in the late fall and winter ...