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Unformatted text preview: o BMR and tendency to store energy as fat or lean tissue o Account for 40-70% of the variation among people in BMI o No genetic reason can account for increase in obesity in recent decades • Environmental influences o Caloric Bomb: chocolate We evolved looking for good food sources and learned to acquire a taste for these more energy rich items o Portion size o Inexpensive, tasty foods, high in fat or carbs o Supersizing due to cultural value of getting best value o Decreased daily activity due to technological advances • Dieting and Weight Loss o No good estimates of weight-loss success o Many maintain weight loss without intervention o Motivations Health concerns Psychological and social concerns May evolve into eating disorders • Sex Differences in Body Image and Concerns about Weight •...
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This note was uploaded on 04/04/2009 for the course PSYCH 1000 taught by Professor Atkinson during the Spring '09 term at UWO.
- Spring '09