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

Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.

The U.S. is currently grappling with an intense flu season, with the CDC reporting over 24 million cases, 310,000 hospitalizations, and 13,000 deaths. According to infectious disease epidemiologist Dr ...

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

A recent study from Temple University finds a majority of Pennsylvania college students consider themselves educated about ...

Outpatient health care visits for flu-like illnesses are at their highest levels in 15 years, according to data updated ...

What you need to know about bird flu. Public health experts are closely watching avian influenza, which has affected chickens ...

The information was not reported as it usually is by the CDC, in a weekly breakdown of flu activity called FluView, but was added to a section that focuses on respiratory illnesses in general. Trends ...

The information was not reported as it usually is by the CDC, in a weekly breakdown of flu activity called FluView, but was added to a section that focuses on respiratory illnesses in general.

According to the CDC, Bird flu is a disease caused by avian influenza A viruses that usually spread between birds, not people. Most human cases of bird flu in the U.S. have been mild so far ...