Book excerpt: Separate food facts from fiction with this handy guide from America's nutrition experts. Do carbohydrates cause weight gain? Will taking zinc help you recover faster from a cold? Does extra protein make muscles stronger? As long as people want quick and easy solutions to health concerns, food folklore will continue to be a part of our culture. But what are the facts, and what are the tall tales? In this fun and informative book, The American Dietetic Association reveals which commonly-held beliefs about food can be supported by science, and which are just myths. You'll find out about foods that really do have health benefits, and learn which popular practices might actually be harmful. Before you accept the latest health or nutrition advice or spend money on ineffective remedies, consult this unique resource from the experts at the ADA.