NEW YORK (AP) — The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike ...

Flu activity has surged to high levels in many states, overwhelming some hospitals. Experts discuss what to expect for the 2024-25 flu season and how to stay safe.

Schools across the United States are closing temporarily due to surges of flu and other seasonal illnesses among students and staff. Here's what parents need to know.

With respiratory illness season at its peak, the latest CDC data shows a significant rise in flu cases nationwide, while ...

Several schools across the state closed due to flu cases affecting students and staff. The illness has been on the rise across the US.

A second type of the virus, D1.1, has been detected in dairy cattle in Nevada, US. A second type of bird flu H5N1 detected in ...

With flu season underway, hospitals in West Michigan say they are seeing an uptick in influenza cases, causing flooded emergency rooms and longer wait times.

It feels like everyone is sick right now. And while that is a slight exaggeration, the real situation isn't too sunny either.

It feels like everyone is sick right now. And while that is a slight exaggeration, the real situation isn’t too sunny either.