Recent position papers of the American College of Physicians and the Institute of Medicine have emphasized the role of primary care physicians in occupational medicine. Although opportunities for physicians to become certified in occupational medicine have expanded, shortages in the specialty are likely to persist throughout the 1990s. To help acquaint osteopathic physicians with some of the challenges facing the specialty of occupational medicine, this article addresses the extent of occupational illnesses, health-related policies in the workplace, the delivery of occupational medical services, and graduate medical education.