Body Composition Reference male: _________ % fat _________ % muscle _________ % bone _________ % other Reference female: _________ % fat _________ % muscle _________ % bone _________ % other

Risks of Obesity: Surgical complications Breathing difficulties Type 2 Diabetes High blood pressure, stroke and heart disease Bone and joint disorders Gallstones Skin disorders Certain cancers Complications of pregnancy

Energy Balance Energy we take in = energy we put out, weight is __________. Energy we take in > energy we put out, we _________ weight. Energy we take in < energy we put out, we _________ weight.

Energy Balance

Provides Energy: Uses Energy: F ___________, B __________ which has: M __________ C ___________ F _______, and P __________ P ___________ A __________ which give us _____________. T __________ E __________

↑ or ↓ Basal Metabolism? Growth? Higher body weight? Larger surface area? Male gender? Female gender? More lean body mass? Older age? Pregnancy? Fever? Dieting (limiting food intake)? Hot or cold outside temp? Caffeine?

How many calories in this lunch? McDonald’s: Quarter Pounder with cheese: 38 grams carbohydrate 28 grams protein 30 grams fat Large French Fries: 57 grams carbohydrate 6 grams protein 22 grams fat Medium (24 ounce) Coke: 81 grams carbohydrate Total Calories: _______________

How many calories in this lunch? Taco Bell: Taco Salad with edible shell bowl: 55 grams carbohydrate 34 grams protein 61 grams fat Medium (24 ounce) Diet Coke: 0 grams carbohydrate Total Calories: ________________

1,000 calories: One apple One pear One banana One orange One bunch of grapes Half a head of cauliflower A bunch of broccoli 25 baby carrots One large potato 4 tomatoes

1,000 calories: One super-size Coke One super-size fries

Body Mass Index Height in inches: _______  39.3 = height in meters: _________ Weight in pounds: _______  2.2 = weight in kilograms: _______ BMI = Weight (kg)/height (m) 2 = _________  (_________) 2 (weight in kg) (height in m) = __________ (BMI)

Adult Body Mass Index Underweight BMI < 19 Healthy weight 19 – 24.9 Overweight 25 – 29.9 Obese BMI > 30

Body Mass Index Children and Teens Underweight BMI < 5%tile Healthy weight 5 – 85%tile At-risk-for-Overweight 85 – 95%tile Overweight BMI > 95%tile

Energy Needs: (age 15, 5’6”, 130 pounds BMI=21, 50-75%tile BMI/age) Female Male “Couch Potato” Low Active Active Very Active