Each year millions of people in the United States are affected by serious and sometimes life-threatening eating disorders. The vast majority are adolescents and young adult women. Approximately one percent of adolescents girls develop nervosa, a dangerous condition in which they can literally starve themselves to death. Another two to three percent develop bulimia nervosa, a destructive pattern of excessive overeating followed by vomiting or other " purging " behaviors to control their weight. These eating disorders also occur in men and olde ....