Here is welcome news for the millions of people who suffer from allergies--and for the many more whose ailments have a hidden allergic cause. Recent medical discoveries reveal that a number of common illnesses may be the result of adverse reactions to food. Many people suffer for years from maladies as diverse as migraines, stomach ulcers, diarrhea, nausea, constipation, water retention, aching joints, and eczema; others have more serious ailments, such as rheumatoid arthritis, asthma, depression, and Crohn's disease. Medical researchers have now discovered a link between these illnesses and certain foods--often very common foods--such as milk, rye, citrus fruits, eggs, and wheat. The Complete Guide to Food Allergy and Intolerance is a concise guide to identification, prevention, and treatment of allergy-based ailments. In addition to classic food sensitivities, the book covers sensitivity to cosmetics, perfumes, pesticides, plastics, tap water, food additives, and workplace items. The book concludes with a step-by-step account of how to follow the elimination diet, the only valid diagnostic test for food intolerance. The Complete Guide to Food Allergy and Intolerance is a practical, positive, and supportive guide for the layperson.