The spike in flu cases widely referred to in media reports as a "superflu" is largely driven by a newly identified subtype of ...

Influenza-like illness activity levels in Kansas have recently gotten "very high," says the federal Center for Disease ...

Cough and throat irritation are commonly attributed to seasonal flu, but air pollution can also trigger similar symptoms.

Baptist Health South Florida, the region's largest health system, has seen more patients with flu-like symptoms compared to previous years.

Dr. Shawn Sood, a pediatric critical care physician at the University of Kansas Health System, says Influenza A is the ...

Florida reported 20 outbreaks of flu in 12 counties Jan. 4-10. What to know about symptoms, when to call a doctor.

A new strain called Influenza A(H3N2) subclade K started in Europe. Here are the new flu strain symptoms.

The CDC says Texas flu is at "very high" levels, as the flu vaccine has been less effective against H3N2 subclade K.

Flu activity in Michigan is considered "very high," according the latest report from the U.S. Centers for Disease Control and ...

A particularly infectious subvariant of influenza is keeping emergency room numbers high and causing especially severe ...

Northeast Wisconsin, like the rest of the state and most of the country, is experiencing 'very high flu activity.' ...

'Super Flu': How University of New Mexico hospital handles rising cases ...