This new edition draws on the latest research to explain nutritions role in the prevention and treatment of 87 different diseases and conditions. In addition, the guide contains in-depth information on general nutrition, including the roles of macronutrients and micronutrients and specific nutritional requirements for all stages of life. Compiled by a core team of physicians, registered dietitians, and medical editors, this invaluable tool for health professionals was reviewed by an additional group of 20 medical experts from a number of diverse fields, such as gastroenterology, dermatology, oncology, and nutrition.