Anorexia nervosa, bulimia, and binge eating are the three most common eating disorders. Anorexia is characterized by an obsession with losing weight and extreme caloric restriction, bulimia by recurring episodes of binge eating followed by purging, and binge eating by compulsive eating even when not physically hungry.
Summarize this article about eating disorders.
食品失调是影响个人感知自身身体，体重和食品方式的心理健康状况。饮食失调的三种主要类型是厌食症，暴食症和暴食症。患有厌食症的人怕增重，限制卡路里摄入。患有暴食症的人会进食大量食物，然后进行减肥。患有 binge eating disorder 的人即使身体没有饥饿感也会大量进食。