Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza, commonly called the flu
Fever or feeling feverish/chills, Cough, Sore throat,Runny or stuffy nose,Muscle or body aches,Headaches,Fatigue.
During May 24-Septemer 30, 2015, CDC has characterized 225 influenza viruses [8 A (H1N1)pdm09, 155 A (H3N2), and 62 influenza B viruses]. No characterization data is currently available for specimens collected after October 1, 2015.