Strengthen your immunity for good In this ground-breaking book, expert immunologist Dr Jenna Macciochi unravels the new science around immunity and decodes exactly what it takes to be well in the modern day. Offering simple, clear and educated advice, debunking popular myths along the way, Immunity explores the secrets of people who never seem to get ill, why auto-immune disease is more prevalent than ever and how germs are actually good for us. Covering nutrition, exercise, sleep and even mental health, this fascinating book shows us the importance of cultivating long term health and how to do it.