Eating disorder not otherwise specified and clinically-significant disordered eating behaviors that are not described by anorexia and bulimia. EDNOS is no longer considered a diagnosis in DSM-5. Because some diagnostic criteria were loosened and new diagnoses were introduced in DSM-5, those displaying symptoms of what would previously have been considered EDNOS are now classified under Anorexia Nervosa, Bulimia Nervosa, Binge Eating Disorder, Other Specified Feeding or Eating Disorder, or Unspecified Feeding or Eating Disorder. Although EDNOS (formerly called atypical eating disorder) was originally introduced in DSM-III to capture unusual cases, it accounts for up to 60% of cases in eating disorder specialty clinics. EDNOS is
Night eating syndrome Night eating syndrome Night eating syndrome (NES) is an eating disorder, characterized by a delayed circadian pattern of food intake. Although there is some degree of comorbidity with binge eating disorder, it differs from binge eating in that the amount of food consumed in the evening/night is not necessarily objectively large nor is a loss of control over food intake required. It was originally described by Dr. Albert Stunkard in 1955 and is currently included in the other specified feeding or eating disorder category of the DSM-5. Research diagnostic criteria have been proposed and include evening hyperphagia (consumption of 25%