Managing Weight and Eating Behaviors Chapter 11 Maintaining a Healthy Weight Lesson 1 Do Now Text pg. 284 # 1-6 Metabolism Sum total of all chemical reactions in a body Ex: the process by which the body breaks down substances and gets energy from food Calories 3,500 calories = 1 lb body fat Foods high in fat are high in calories 1 gram fat = 9 calories 1 gram protein/carb = 4 calories Fried foods/creams/sugars are high in calories BMI Body Mass Index – measure of body weight relative to height Use to calculate whether you are within the “healthy range Skin fold tests measure BMI by measuring the thickness of skin folds at different points on the body to figure out how much fat is stored beneath the skin Weight Overweight Underweight Overweight – having excess body fat Below the standard weight range for your height Can carry serious health risks May be due to genetics or a fast metabolism May be due to genetics or a slow metabolism Any people who are overweight consume too many calories and get too little physical activity Managing Your Weight Target a healthy weight Set realistic goals Personalize your plan Put goals in writing Evaluate your progress Healthy Ways to Lose Weight Choose nutrient dense foods Watch portion sizes Eat fewer foods that are high in fats and added sugars Enjoy favorite foods in moderation Be active Tone your muscles Stay hydrated Healthful Ways to Gain Weight Select foods from 5 major food groups that are higher in calories Choose higher calories nutrient rich foods Eat nutritious snacks Regular physical activity Physical Activity and Weight Helps relieve stress Promotes a normal appetite response Increases self esteem Helps you feel more energetic In class assignment Workbook pg 42 “Buyer Beware” Homework Workbook pg. 41 “Strategy Sessions Workbook pg. 42 Nutrition Notes” Body Image and Eating Disorders Lesson 2 Do Now What is body image? How can body image influence your nutritional health? Body Image The way you see your body Body image can be influenced by: models athletes, actors peers Media images are not always realistic or attainable in a healthy way Fad Diets Weight loss plans that tend to be popular only for a short time Promise quick, easy weight loss People usually loose weight temporarily and regain it after going off the diet = Weight Cycling Usually not very effective Can pose serious health risks Most teens should not diet at all unless directed and monitored by a physician Types of Fad Diets Miracle foods Magic combinations Liquid diets Diet pills Fasting Recognizing Fads “Effortless” “Guaranteed” “Miracle” “Breakthrough” “Ancient” “Secret” In class assignment Analyze fad diet products and advertisements Homework Food Ads Checklist pg 86-87 Diet Spy Lesson 3 In class assignment Computer lab Work in groups of 4 to complete the Diet Plan Analysis Sheet pg. 109 Eating Disorders Lesson 4 Do Now Thoughts About My Eating Behaviors pg 201 Anorexia Nervosa An eating disorder in which an irrational fear of weight gain leads people to starve themselves Affected by outside pressures, high expectations, genetics or biological factors Develop obsessive behaviors related to foods, such as: Avoiding food and meals Eating only a few kinds of food and in small amounts Weighing or counting the calories in everything eaten Exercising excessively Weighing themselves repeatedly Health Consequences of Anorexia Malnutrition Brittle bones Low body temp Low heart rate Low blood pressure Decreased organ size Heart problems Bulimia Nervosa An eating disorder that involves cycles of overeating and purging, or attempts to rid the body of food People regularly binge and feel out of control, forcing down food too fast to taste then purge by forcing themselves to vomit or taking laxatives to flush the food out of their system Typically within normal weight range for age a weight but have an intense fear of weight gain as with anorexia Health Consequences of Bulimia Dehydration Sore or inflamed throat Swollen glands Teeth may become damaged from stomach acid Damage to stomach, intestines and kidneys Chemical imbalances can lead to irregular heart rhythms and heart failure Binge Eating An eating disorder in which people overeat compulsively Binges are similar to binge eating in bulimia but are less frequent More common in males Feel powerless to stop it Health Consequences of Binge Eating Overweight Obesity High blood pressure Type 2 diabetes Cardiovascular disease Seeking Help Eating disorders are illnesses and people with these disorders should seek help to overcome them Individual therapy Behavior therapy Group therapy Family therapy First step to getting help is admitting there is a problem In class assignment Write an essay describing how teen magazines portray teens and their bodies. How might the magazine’s pictures affect the body image of these teens? OR Write a story about a teen who seeks help for an eating disorder. Describe the symptoms and how the disorder affects the teen’s life Homework Eating Disorders pg 112-113 HBO Documentary Films THIN Lessons 5-7 Eating Disorders Hey Good Lookin’ What’s Cookin? Lesson 8 In class assignment Work in pairs to recognize the effect the media has had on body image and self-concept Homework Eating Disorders pg 201-204 Lifelong Nutrition Lesson 9 Do Now Workbook pg 40 Vocabulary Nutritional Needs Everyone has different nutritional needs, preferences and considerations Factor that influence nutritional needs include: Age Gender Activity level Vegetarian Diets A person who eats mostly or only plant-based foods May be a personal choice or for health reasons Drawbacks include being lower nutrients such as protein, iron, calcium, zinc, and vitamin B Must take dietary supplements to obtain all nutrients Health Conditions Diabetes Food allergies Lactose intolerance Celiac disease High blood pressure High cholesterol Nutrition for Athletes More calories are needed to produce more energy Active teens may need 2,000-5,000 calories per day Active teens should consume nutrient dense foods and foods higher in carbohydrates Hydration Teens should drink 9-13 cups of water or noncaffeinated beverages per day to avoid dehydration Dehydration can lead to fatigue, dizziness, light headedness and cramping To avoid dehydration drink water before exercise, about every 15 minutes during exercise and after exercise Performance Enhancers Anabolic steroids Androstenedione Creatine Energy drinks In class assignment Nutrition Notes pg 43 Homework Workbook pgs. 44-45 Study Guide Supersize me Lessons 10-12 Homework Supersize Me Paper