We talked to experts about where the science is on risks to humans and how the virus is messing with the food supply.

Doctor visits for flu symptoms are at a 15-year high. Why is this flu season so bad? Doctors discuss flu trends, symptoms and how to stay safe.

The WHO South-East Asia Region (SEAR), with its high population density, is recognised by epidemiologists as a critical ...

Indiana is seeing "very high" rates of influenza activity in emergency rooms, urgent care centers and primary care offices across the state.

Low vaccination rates may also be contributing to this year’s sick season. As of late January, U.S. vaccine uptake was well ...

Influenza cases continue to mount with the virus reaching activity levels in the U.S. not seen for the last 15 years, according to the Centers from Disease Control and Prevention.

Living in a shared environment like a prison can make it easier for illnesses such as influenza (the flu) to spread. Flu ...

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

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

Influenza A virus particles strategically adapt their shape -- to become either spheres or larger filaments -- to favor their ability to infect cells depending on environmental conditions, according ...

The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.