Friedman School of Nutrition Science and Policy
Foundations of Nutrition Science, Fall 2012
D. McKay, PhD, FACN
LECTURES #8, 9: ENERGY BALANCE AND WEIGHT MANAGEMENT
- Define energy balance, and discuss how changes in energy balance affect body weight
- Describe the major components of "energy in" vs. "energy out."
- State the relative contributions of the 3 major components of energy expenditure (basal metabolism, physical activity, thermic effect of food), and identify the most variable of these components.
- List several factors that can affect BMR.
- List the variables required to calculate your estimated energy (calorie) requirements or EER.
- Define body composition, and list the 3 major components that make up a person's body weight
- Define BMI, and describe the equation used to determine BMI
- Summarize how BMI is used to define underweight, healthy weight, overweight, and obesity.
- Explain the health risks of too little and too much body fat, with an emphasis on central obesity and its associated health risks.
- List the common methods used to assess body fat (body composition).
- Describe the 3 factors that contribute to the female athlete triad.
- Compare and contrast the major characteristics of anorexia nervosa, bulimia nervosa, and binge eating disorder.
- Describe the prevalence of overweight and obesity among American adults.
- Describe how fat cells develop, and the role of LPL in fat storage.
- Discuss how genetics, environment, and the regulation of hunger and satiety contribute to the development of overweight and obesity.
- List the health risks associated with fad diets, weight loss products, prescription drugs and surgical interventions in treating obesity.
- Discuss the role of diet, physical activity, and behavior change as keys to managing body weight.
- Summarize the characteristics of a sound eating plan for weight management.
- Whitney & Rolfes, Chapters 8, 9; Highlights 8, 9
- Eating Attitudes Self-Test (handout)
- U.S. Obesity Trends: Trends by State 1985-2010 (click PLAY on first map)
- Exploring Eating Habits (handout)
Supplementary readings and links:
- Changing Behaviors to Support Weight Loss (handout)
- Trends in Intake of Energy and Macronutrients – United States, 1971-2000. (dated but still relevant)
- Centers for Disease Control and Prevention. Overweight and Obesity