Determining the Right Weight for You Overweight: increased body weight in relation to height Body mass index (BMI): a formula for weight assessment based on a weight-to-height relationship Obesity Mild: 20 to 40 percent over ideal weight Moderate: 41 to 99 percent over ideal weight Severe, morbid, or gross: 100 percent or more
Physiological and Hormonal Factors Basal metabolic rate (BMR) Set-point theory Hunger hormones Satiety Hunger Appetite Fat cells Hyperplasia is an excessive number of fat cells. Hypertrophy is the ability of existing fat cells to swell and shrink.
Risk Factors for Obesity Higher in minorities, especially women Environmental factors Advertising Fast food Bottle feeding infants Misleading food labels Sedentary lifestyles Automated equipment Computer and TV use Decline in physical education requirements in schools
ABC News Video: Food Diary Diet Writing Discussion Questions 1.What is the best way to manage weight? 2.Is it possible to wake up one day and decide to lose weight and be successful? What are necessary steps to making this type of decision and following-through? | Food Diary Diet Writing
Eating Disorders Anorexia nervosa Refusal to maintain normal body weight An intense fear of gaining weight A distorted body image The absence of at least three menstrual cycles Bulimia nervosa Repeated eating binges and rapid consumption of large amounts of food, stopping only because of severe abdominal pain or sleep Binge eating disorder (BED)
Who’s at Risk? Women age 12 to 25 Men represent up to 25 percent of anorexia nervosa and bulimia patients; 40 percent of binge eaters Apparent common factors Have a need to win approval Are clinically depressed Suffer from obsessive-compulsive disorder Have low self-esteem and a negative body image