The flu season is underway as indicated by the number of residents hit by the seasonal influenza virus, complaining of symptoms like cough, headache, fever, sore throat, and aching muscles and joints.
Experts in preventive medicine have advised vaccinations against flu and its complications.
The seasonal flu activity lasts from September till February said the Preventive Services Centre. According to the Centres for Disease Control and Prevention (CDC), there are two main types of influenza (flu) virus — types A and B. The influenza A and B viruses are responsible for seasonal flu epidemics each year.