Answer:
anorexia nervosa
Step-by-step explanation:
Anorexia nervosa is a mental disorder in which a person is always concerned about the weight of their body and go to extreme lengths to maintain their body weight. This includes controlling calories and starvation.
The disorder is fueled by a warped perception of what others think of the person should look like. People that have this disorder are never satisfied with their weight.
Hence the statement here is referring to anorexia nervosa.