Vaccines are a debate, whether we want them to be or not. Now more than ever, it's easy to feel overwhelmed by the accusations and arguments that bloom across the news and internet.With a blend of science and history, HOW VACCINES WORK demystifies the strange and intricate world of vaccines: it explains what a vaccine is, how they are discovered and developed, and what happens when they meet our bodies.With over two decades of experience as an immunologist, David Miles gives expert insight into each vaccine routinely used in Britain, how they have kept us healthy, and why many people have come to worry about possible side effects. Through thrilling storytelling and in-depth exploration of the most common vaccination myths, HOW VACCINES WORK is the perfect guide to understanding all the vaccines we currently receive.