Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...
The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.
The Centers for Disease Control and Prevention resumed publishing its weekly scientific report Thursday after an ...
Outpatient health care visits for flu-like illnesses are at their highest levels in 15 years, according to data updated ...