U.S. medical services providers are seeing the greatest numbers of flu cases since the 2009-2010 flu season, the Centers for ...

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

Partial CDC data suggest that influenza deaths may have already reached as high as 2% of deaths for the week ending on Feb. 1 ...

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

During this week, of the 4,377 viruses reported by public health laboratories, 4,264 and 113 were influenza A and B, respectively. Of the 3,458 influenza A viruses subtyped, 53.7 percent were ...

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

Flu-related hospitalizations are at an all-time high as the virus continues to surge across the state.

Federal health officials say a dairy worker in Nevada has been infected with a new type of bird flu that’s different from the ...

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

(NEXSTAR) – The flu is spreading far and wide across the U.S. – and influenza A is largely to blame. Of all the flu tests reported to the Centers for Disease Control and Prevention since the start of ...

A dairy worker in Nevada was infected with a new type of bird flu that’s different from the version that has been spreading ...

Close to 8% of visits for respiratory illness to outpatient providers, including urgent cares and doctors offices, reported to the CDC this week were people sick with influenza. That is the worst ...