A fourth teenager has recently died from the flu in San Diego County, the county’s latest respiratory virus data shows.

Members of the CDC's Epidemic Intelligence Service were warned Friday that many of them were about to be fired ...

Flu activity continues to hit new peaks, spreading across the country, according to data from the Centers for Disease Control ...

Nearly half of an elite US epidemiology program known as the "disease detectives" were dismissed by the Trump administration ...

Two Michigan children have died after being diagnosed with Influenza A (H1N1). Genesee and Wayne counties each had one ...

The U.S. has seen earlier and more intense surges of the flu and RSV this year than is typical, pediatrician Dr. Ryan Fulton notes.