Ch. 6: Food and Your HealthE.Q.: How can your eating habits now effect your health later in life? Lesson 2: Fad Diets and Eating Disorders Bell Work: In your own words, define the terms eating disorder, anorexia nervosa, and bulimia nervosa. List several reasons or factors that may result in an eating disorder.
Lesson ObjectivesStudents will be able to… • Evaluate popular diets and diet gimmicks • Contrast anorexia nervosa and bulimia nervosa
Weight cycling Anorexia nervosa Bulimia nervosa Health Term to Know
Fad Diets • Diet refers to everything you eat and drink • Fad diets approach to weight control that are popular over a short time • Can you think of any fad diets? • Weight cycling • The cycle of losing, regaining, losing, and regaining • Other risky weight loss strategies • Fasting • Liquid Protein Diets (FDA Warning) • Diet Pills (May be addictive!)
Eating Disorders • An obsession with thinness, along with psychological pressures and perhaps genetic factors, can lead to two eating disorders • Anorexia nervosa • Bulimia nervosa
Anorexia Nervosa • A disorder in which the irrational fear of becoming obese results in severe weight loss from self-induced starvation • Psychological disorder • Extremely low caloric intake • Emotional problems • Unnatural interest in food • Unrealistic or distorted body image • Denial of eating problem • Health Problems • Constipation • Heart problems • impaired immune function • Possible death
Bulimia Nervosa • A disorder in which cycles of overeating are followed by forms of purging or clearing the digestive system • Purging - self-induced vomiting or through the abuse of laxatives • Often secretive but know they have a problem • Problems • See picture to right • Why is bulimia not considered a disease?
Quiz Time! • You have 5 minutes! • You may only use pen; NOT pencil or RED pen! • When you are finished sit quietly and wait for others to finish!
TIME IS UP! • Take out RED pen. • I will read the correct responses aloud. • Mark the ones incorrect with an “X” over the correct answer! • When we are finished write the correct amount out of 10 in box at bottom of page • Do NOT multiply by 10!