The worst flu season in years is swamping California, prompting a renewed surge in hospitalizations as officials warn the ...

Doctors in New York are being urged to test hospitalized patients for bird flu amid growing concerns over human-to-human ...

The winter flu season features two types of influenza. Here's what you need to know about them and how they differ.

U.S. District Judge John Bates dealt the latest legal blow to the Trump administration over its removal of public health data ...

Flu infections are at or near their highest levels in at least 15 years and are still rising, the Centers for Disease Control ...

Influenza A — a nasty flu strain that fueled the 2009 flu epidemic — has been landing Ohioans in the hospital since the ...

Nationwide hospitalizations, outpatient visits and even deaths from the flu are trending upwards, according to CDC data. The ...