The Oklahoma Department of Health encourages Oklahomans to test early when sick and stay home to prevent the spread.

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

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

The latest data from the Florida Health Department shows an increase in both positive flu cases and emergency department ...

Doctor's visits for flu symptoms are at a 15-year high. Why is this flu season so bad? Doctors discuss flu severity, symptoms and how to stay safe.

Experiencing flu-like symptoms is daunting, and it also generally raises the question of whether you should visit the doctor or stay home. The convenience of an at home flu test now allows you to ...