The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike upward in most states, according to the Centers for Disease Control and ...

The U.S. influenza rate is at or near its highest level in at least 15 years and is still on the rise, the U.S. Centers for ...

Schools across the United States are closing temporarily due to surges of flu and other seasonal illnesses among students and ...

South Carolina is one of a handful of states with the highest number of flu cases in the United States, according to data from the Centers for Disease Control (CDC).

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...

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

The CDC classifies 27 states and Washington, D.C., as having "very high" flu activity levels and 14 states as having "high" ...

Health officials urged people to identify avian flu symptoms early and properly cook chicken and eggs to limit risk of infections.

Here’s what to know about the Trump administration’s order and which information is still available to California residents.

HEALTH OFFICIALS IN NEW HAMPSHIRE SAY FIVE PEOPLE HAVE DIED FROM THE FLU SO FAR THIS SEASON, AS WE’VE BEEN REPORTING. AS YOU PROBABLY NOTICED IN YOUR DAILY LIFE, THE STATE IS SEEING HIGH NUMBERS OF ...

The newly reported H5N9 strain was found Monday at a duck farm in Merced County, California, according to the World ...