Eating Disorders and excessive exercising
Anorexia nervosa is when a skinny or slim person thinks that they have lots of excess fat. This person will have an intense fear of weight gain. They will diet or exercise a lot or even use other ways to lose weight.
Bulimia nervosa is when a person eats a normal amount of food then goes and throws their food up. This person also thinks that they have lots of excess body fat. Way to tell if a person is bulimic is if their teeth are corroded or if their knuckles are scaly.
Binge eating is when a person eats a very large amount of food in a short period of time then does not eat for several days. After several days the person will binge eat again and the process goes on and on.
Excessive exercising is like an addiction to something. Excessive exercising is when your body feels the need to exercise for many hours of the day. You will exercise when you are sick, or even have an injury. Your body will not stop.