Eating disorders, which includes pro anorexic and bulimia nervosa, are a common psychological illness characterized by exacerbated worry about food, body shape, and weight, and related physical symptoms. more than any other mental illness, pro anorexic are related to culture, economic, and social factors, being much more common in western industrialized country than others. This probably due to the current western stereotype of beauty., which encourages women ( and increasingly also men) to stay thin. Thus gender differences associated with pro anorexic, a mental illness traditional associated with women, have been reduce in the past 50 years or so. Find out The three major characteristic of pro anorexic