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

Flu cases are surging across the nation, closing nearly a dozen schools and swamping hospitals in some states. At least 24 ...

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

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

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

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

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.

The newer strain had been seen before in more than a dozen people exposed to poultry, but this is the first time an infection ...