Weight control

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Weight control
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Experimental starvation experiment

• In re-fed stage - gained more weight than they
  lost

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Overeating experiment

• Trouble returning to original weight
• Family history of obesity

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Body Mass Index (BMI)

• Body weight (in kilograms) divided by height (in
  meters) squared

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Distribution of fat

• Waist-to-hip ratio
• Weight around waist abdomen
• most dangerous

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Set point

• Thermostat
• Dieting decreases metabolism

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Genetic factors

• Obesity tends to run in families
• Adopted children VS identical twins

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Effects of obesity

• High blood pressure
• Nonfatal heart disease
• Diabetes
• Gallbladder disease

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Most effective weight loss

• Low-calorie diet more physical activity

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Severe weight problems

• Anorexia
• Bulimia

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Anorexia

• Not eating
• Severe weight loss
• Characteristics
• Little emotional support from family
• Sexual abuse reduced interest in sex
• Upper-middle or upper class
• Loss of scalp hair

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Anorexia

• Hilde Bruch
• Seen as a way to gain control

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Bulimia

• Binge
• Purge
• Laxatives

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Therapy for Anorexia, bulimia, Binge eating

• Cognitive behavior therapy

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