It’s the most controversial discussion topic in the world. People everywhere are asking, “Have you done it yet?” and, “Which one did you get?”. Your friends, family and colleagues are proudly declaring that they’ve done it, and berating those who don’t want to do it! Of course we're talking about the Covid-19 vaccine and in this episode of Health Matters, Ryan O'Connor gets some facts from someone who really knows what he’s talking about. Dr Jeremy Nel is Head of the Infectious Diseases division at Helen Joseph Hospital and Wits University.