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Unformatted text preview: Eating and Sleep Disorders Q UIN 1 Chapter 8 Learning Objectives Describe the essential features of bulimia nervosa and anorexia nervosa Describe etiologies and treatments of 2 eating disorders Describe core features of dyssomnias and parasomnias Describe etiologies and treatments of major sleep disorders 1998 Obesity Trends 1988 (*BMI 30, or about 30 lbs. overweight for 54 person) No Data <10% 10%14% 15%19% 20%24% 25%29% 30% 2008 Eating Disorders Two Major Types of DSM-IV Eating Disorders Anorexia nervosa and bulimia nervosa Severe disruptions in eating behavior Extreme fear and apprehension about gaining 4 Extreme fear and apprehension about gaining weight Have strong sociocultural origins Westernized views Binge-eating disorder Obesity Eating Disorders 5 Bulimia Nervosa Majority are female Onset around 16 to 19 years of age 6-8% of college women suffer from bulimia 6 bulimia Tends to be chronic if left untreated Binge Eating Hallmark Binge Eating excess amounts of food Eating is perceived as uncontrollable Bulimia Nervosa Compensatory Behaviors Purging Self-induced vomiting, diuretics, laxatives Some exercise excessively whereas 7 Some exercise excessively, whereas others fast Subtypes of Bulimia Purging subtype Nonpurging subtype Bulimia Nervosa Associated Medical Features Most are within 10% of normal weight Purging can result in severe medical problems Erosion of dental enamel, electrolyte imbalance...
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- Spring '10