Book excerpt: An easy-to-understand visual guide to the facts of food and nutrition. A nutritionist in a book that explains key concepts about food and what makes it good or bad for you, How Food Works brings the science of food to life. Through a highly visual approach that uses bold infographics, explore the good, the bad, the confusing, and the trending world of food. Discover what an antioxidant is, find out what a superfood does to your body, and learn why it is dangerous to reheat rice. Covering a wide variety of topics, from dieting to gluten intolerance, How Food Works debunks common food myths, explains nutrition, covers the food groups, and looks into organic vs. processed foods. Follow the history of food production and free-range farming, how food is transported, and what "sell by" dates really mean. How Food Works is a completely comprehensive guide that will help readers understand the underlying biological effects of everyday foods through scientific evaluation, revealing the powers of different types of food and drinks.