PSYC203 Lecture Notes - Body Dysmorphic Disorder, Sibutramine, Dual-Energy X-Ray Absorptiometry
6 Oct 2013
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Calculated as the ratio of weight to height squared: 18. 5 kg/m2 25. 0 kg/m2 = normal weight. 25. 0 kg/m2 30. 0 kg/m2 = overweight . Binge: a bout of over-indulgence (hence anorexia nervosa or bulimia nervosa) *only in the evening night eating syndrome: no regular use of inappropriate compensatory behaviours. Treats obesity as a disorder in itself. Not a comparison on body fat versus muscle. Not a direct measure of the spread of fat. Alternative to bmi: dexa (dual x-ray absorptiometry) Purging subtype (vomiting or misuse of laxatives etc) Anorexia nervosa criteria: restriction of energy intake = insistence on remaining underweight. All of the following: for height (based on bmi) + can involve purging or exercising: intense fear of gaining weight, even though underweight, any of the following: Denial of seriousness of current low body weight. Undue influence of body weight or shape on self-concept. Disturbance in perception of one"s body weight or shape.
