The Eating Disorders And Anorexia Nervosa Essay

1686 Words Apr 1st, 2015 null Page
Introduction
The Eating Disorders (ED) of Anorexia Nervosa (AN) and Bulimia Nervosa (BN) are two psychiatric disorders characterised similarly by abnormal feeding behaviours whose aetiology currently remains undiscovered. As outlined by the DSM-IV (1994), AN is distinguished as the refusal by an individual to maintain body weight at or above the normal minimum weight for their age and height. Further characteristics include an extreme fear of becoming overweight and a disturbance in the way the individual perceives their body. There are two types of anorexia nervosa; restricting type (loss of weight only through dieting) and Bing-eating/Purging type (person engages in binge eating behaviour and purging e.g. vomiting or misuse of laxatives). Also from the DSM-IV, BN is diagnosed as repeated episodes of binge eating (consumption of an amount of food larger than that which would be considered normal) with a sense of lack of control during such episodes as well as repeated compensatory behaviour such as vomiting and inappropriate use of laxatives to avoid weight gain. They also have a disturbed body image but are not severely underweight. BN is also categorised into two types; purging type (regularly engage self-induced vomiting or laxative use) and non-purging (compensated binge-eating through excessive exercise or fasting).
It has been debated in the literature over the past few decades as to what influences the onset of AN and BN with most concluding that their development…

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