A change of season is almost always a trigger of the flu; Africa Melane chats with Professor in Vaccinology, Professor Madhi who explains why it's important to get your flu shot every year.
Every year or every two years we need to change the strain of the virus that are included in the vaccine to backup against influenza illness. It's because of the change in the virus that we need to be re-vaccinated annually. The flu vaccination that people received last year won't necessarily protect them against the most common strain of the virus this year— Prof. Shabir Madhi, Executive Director: National Institute for Communicable Diseases
This article first appeared on 702 : Why You Should Still Get the Flu Shot