Athletes risk injuries and make personal sacrifices in their education, careers, and personal relationships in pursuit of excellence. Well-prepared athletes and their support teams take steps to minimize these risks. Since the 1980s, it has been apparent that development of an eating disorder is a risk associated with considerable morbidity and significant mortality, and with shorter careers characterized by inconsistency and recurrent injury. How likely is it that an athlete will develop an eating disorder? Who is at risk? Can eating disorders be prevented? How can eating disorders be identified? What are the consequences of developing an eating disorder? What can be done to help an athlete who has an eating disorder? This article attempts to answer these questions.