How Vaccines WorkVaccines 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