PSY240H1 Chapter Notes - Chapter 12: Anorexia Nervosa, Extreme Weight Loss, Binge Eating
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People with anorexia nervosa starve themselves, subsisting on little or no food for very long periods of time, yet they remain convinced that they need to lose more weight. May lead to amenorrhea: a stop in menstrual periods due to extreme weight loss, eliminated in dsm-5. Restricting type of anorexia nervosa: simply refuse to eat and/or engage in excessive exercise as a way of preventing weight gain. Binge/purge type of anorexia nervosa: people periodically engage in binge eating or purging behaviors. Different from bulimia nervosa in that people with the binge/purge type of anorexia nervosa continue to be substantially below a healthy body weight, whereas people with bulimia nervosa typically are at normal weight or somewhat overweight. In the dsm-iv, an individual was required to be at least 15% below normal weight and women were required to show amenorrhea to obtain a diagnosis of anorexia nervosa. In the us, caucasians are more likely than african americans and.
