Eating disorder by various studies, but for anorexia nervosa, bulimia nervosa, and binge eating disorder, there seems to be general agreement that full recovery rates are in the 50% to 85% range, with larger proportions of people experiencing at least partial remission. The outcomes of eating disorders (ED) vary among the cases. For many, it can be a lifelong struggle or it can be overcome within months. In the United States, twenty million women and ten million men have an eating disorder at least once in their lifetime. The mortality rate for those with anorexia nervosa is 5.4 per 1000 individuals per
Hunger (motivational state) on the hypothalamus and modify appetite. This explains why in clinical depression and stress, energy intake can change quite drastically. The set-point theories of hunger and eating are a group of theories developed in the 1940s and 1950s that operate under the assumption that hunger is the result of an energy deficit and that eating is a means by which energy resources are returned to their optimal level, or energy set-point. According to this assumption, a person's energy resources are thought to be at or near their set-point soon after eating, and are thought to decline after that. Once the