ADHD is usually outgrown by late adolescence. Anorexia causes death in 1 of 10 sufferers. Anorexia can also cause severe depression which can lead to suicide. Anorexia nervosa and bulimia are only psychiatric disorders. Both are psychiatric disorders, but include many physical complications.
Bulimics tend to be extremely thin.
Due to their condition, their metabolic rates slow and digestion takes place higher in the digestive system than normal.