Nutrition is well-recognized as a necessary component of educational programs for physicians. This is to be valued in that of all factors affecting health in the United States, none is more important than nutrition. This can be argued from various perspectives, including health promotion, disease prevention, and therapeutic management. In all cases, serious consideration of nutrition-related issues in the practice is seen to be one means to achieve cost-effective medical care. These modules were developed to provide more practical knowledge for health care providers, and in particular primary care physicians. This module provides information concerning the role of nutrition in the development and/or prevention of common ailments. Emphasis is placed on ailments about which patients have concerns related to nutritional issues. Included are learning goals and objectives, a self-check of achievement with regard to goals, resources for patients and physicians, and references. Appendices include: (1) discussions of the dietary treatement of acne, gout, constipation, and hypercalciuria; (2) a table of fiber in foods; and (3) a suggested low-calcium diet. (CW)