" Flu season is underway, and some patients are experiencing additional complications: illnesses deriving from the use of vape pens and e-cigarettes are diagnosed every day, with over 800 confirmed cases in the United States. Some of these sudden-onset illnesses share symptoms with the flu, leading to misdiagnosis and incorrect treatment. If you regularly vape or use e-cigarettes and begin to feel ill, visit AFC Urgent Care Southcenter for diagnosis and treatment. Symptoms of the Flu ...