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

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

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.

Low vaccination rates may be contributing to the spread of flu, but data suggests the number of cases so far this season is ...

While levels of one respiratory virus have reduced significantly in NC since January, the risk of contracting a respiratory ...

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

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

Data on flu test positivity and Tamiflu prescription fills show that influenza activity has already surpassed the past 7 ...

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

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike ...

For the first time since 1952, publication of the CDC's Morbidity and Mortality Weekly Report was halted. It returned on Feb.

While you are sick, wear a mask and stay at home to help keep other people from catching the flu from you. How Does the CDC ...