... behaviour which is considered as "abnormal". Anorexia nervosas is a good example of this, as the sufferer has a distorted image of themselve and believes that they are fat. They restrict there food intake and up there exercise regime to the point of extreme ill health. There could be many reasons causing someone to be anorexic Many believe it is the feeling that the sufferer is not in control of their lives and food and exercise is something they can control. Others believe that the sufferer is struggling to cope with becoming an adult. Whatever the reasons behind such behaviour; it is the person's state of mind that determines the state of their health. Although this is a good example of mental disease this could also cross over to physical disease as the effects on the body are very physical, leading to extreme underweight and even death. This could also ...

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