Distinguish four different eating disorders:
Anorexia nervous
In anorexia nervous there is fear of becoming fat while actually there is underweight.

Bulimia nervous
If the client has bulimia nervous, she has several binges per week. In order to prevent weight gain ‘offsets’ the client’s binge. This can cut down by vomiting but also in the diet, much exercise or purging.
Eetbuistoornis (binge eating disorder)
Speak of a etbuistoornis and client multiple binges per week. Besides the binging is no vomiting, cut down on eating, purging or moving much.
Obesity
There is obesity in obese. The weight increases by a prolonged pattern by eating, overeating and lack of exercise.