1. Section 9.2 Safely Managing Your Weight Slide 1 of 27 Objectives Examine how heredity, activity level, and body composition influence a person’s weight. Calculate your body mass index. Section 9.2 Safely Managing Your Weight Identify health problems associated with being overweight and underweight. Summarize strategies for losing or gaining weight.

2. Section 9.2 Safely Managing Your Weight Slide 2 of 27 Health Stats What health trend do these statistics reveal? What changes might help reverse this trend? How successful do you think the changes would be?

3. Section 9.2 Safely Managing Your Weight Slide 3 of 27 A person’s weight is determined by various factors, including What Weight Is Right for You? The weight that is right for you is the weight that does not present any health risks. heredity level of activity body composition

4. Section 9.2 Safely Managing Your Weight Slide 4 of 27 There is a link between body weight and heredity. Heredity You may have a natural tendency toward a certain weight.

5. Section 9.2 Safely Managing Your Weight Slide 5 of 27 The more active you are, the more calories you burn. Activity Level If you are less active, you need fewer calories. The number of calories consumed must equal the number of calories burned.

6. Section 9.2 Safely Managing Your Weight Slide 6 of 27 Body composition is a measure of how much body fat you have, as compared to muscle and bone. Body Composition Body composition is affected by sex and age. Women tend to have more body fat and lower muscle mass than men.

7. Section 9.2 Safely Managing Your Weight Slide 7 of 27 Body mass index (BMI) is a ratio of your weight to your height. Body Mass Index Follow these steps to calculate your BMI. BMI = Weight (in pounds) [Height (in inches)] 2 () x 703 1.Multiply your height (in inches) by your height (in inches). 2.Divide your weight (in pounds) by the number from Step 1. 3.Multiply the number from Step 2 by 703.

8. Section 9.2 Safely Managing Your Weight Slide 8 of 27

9. Section 9.2 Safely Managing Your Weight Slide 9 of 27

10. Section 9.2 Safely Managing Your Weight Slide 10 of 27 The number of people in the United States who are overweight is increasing. Overweight and Obesity Being overweight can lead to serious health problems, including heart disease and diabetes.

11. Section 9.2 Safely Managing Your Weight Slide 11 of 27 Overweight is a term used to describe a person who is heavier than the standard for the person’s height. A Growing Problem Obesity (oh BEE sih tee) refers specifically to adults who have a BMI of 30 or higher. More calories are being consumed by people today. People today burn fewer calories.

12. Section 9.2 Safely Managing Your Weight Slide 12 of 27 Overweight people tend to develop several health problems Health Risks high blood pressure excess cholesterol in the blood excess glucose in the blood heart disease stroke certain cancers

13. Section 9.2 Safely Managing Your Weight Slide 13 of 27 Prevention is the key to avoiding the health problems associated with being overweight. What You Can Do Healthy eating and regular exercise can help you avoid becoming overweight in the first place.

14. Section 9.2 Safely Managing Your Weight Slide 14 of 27 Click above to go online. For: Updates on food and diet

15. Section 9.2 Safely Managing Your Weight Slide 15 of 27 Underweight is a term used to describe a person who is lighter than the standard for the person’s height. Underweight

16. Section 9.2 Safely Managing Your Weight Slide 16 of 27 Being underweight can be linked to health problems Health Risks anemia heart irregularities trouble regulating body temperature

17. Section 9.2 Safely Managing Your Weight Slide 17 of 27 Be patient. As you mature, there probably will come a time when your weight will start to increase. What You Can Do Healthy eating and exercise are as important for putting on weight as they are for taking off weight.

18. Section 9.2 Safely Managing Your Weight Slide 18 of 27 Evaluating Diet Plans Will a diet live up to its claims? Is it good for your health?

19. Section 9.2 Safely Managing Your Weight Slide 19 of 27 “Yes” answers to one or more questions may indicate a diet that is unlikely to work. What’s worse, the diet could harm your health in the long term. Does the diet provide fewer than 1,200 calories a day? Does the diet cut out fats, carbohydrates, or proteins? Does the diet promise rapid weight loss in a short amount of time (more than 1 or 2 pounds per week)? Does the diet ignore the need for long-term changes in eating habits? Does the diet ignore the need for regular exercise?

20. Section 9.2 Safely Managing Your Weight Slide 20 of 27 Evaluating Diet Plans Choose a diet plan that you have seen advertised or have read about. Use the checklist to evaluate the diet. Then write a paragraph evaluating the diet plan.

21. Section 9.2 Safely Managing Your Weight Slide 21 of 27 Sensible weight management involves Healthy Weight Management avoiding dangerous diet plans choosing nutritionally balanced meals and snacks getting regular exercise

22. Section 9.2 Safely Managing Your Weight Slide 22 of 27 Fad Diets A fad diet is a popular diet that may help a person lose or gain weight but without proper regard for nutrition and other health issues. Dangerous Diet Plans Diet Aids Diet aids include pills and candies that are supposed to suppress appetite. Fasting Some people fast, or refrain from eating.

23. Section 9.2 Safely Managing Your Weight Slide 23 of 27 Recognize Eating Patterns Keep a diary of your current eating habits. Sensible Weight Loss Plan Helpful Strategies Change your eating habits gradually. Exercise Your weight-loss program will be far more effective if you exercise.

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25. Section 9.2 Safely Managing Your Weight Slide 25 of 27 Avoid snacks right before mealtimes. Sensible Weight Gain Choose nutrient-dense foods that are high in calories. Don’t increase your fat intake over what is recommended in the MyPyramid plan. Try not to skip meals. Take bigger helpings of food than usual. While you are increasing your caloric intake, do not neglect exercise.

26. Section 9.2 Safely Managing Your Weight Slide 26 of 27 Vocabulary body compositionA measure of how much body fat a person has, as compared to muscle and bone. body mass index (BMI) A ratio of a person’s weight to height. BMI = [Weight (in pounds)/Height (in inches) 2 ] × 703. overweightTerm used to describe a person who is heavier than the standard for the person’s height. underweightTerm used to describe a person who is lighter than the standard for the person’s height. fad dietA popular diet that may help a person lose or gain weight but without proper regard for nutrition and other health issues.

27. Section 9.2 Safely Managing Your Weight Slide 27 of 27 QuickTake Quiz Click to start quiz.

28. Section 9.2 Safely Managing Your Weight Slide 28 of 27 End of Section 9.2 Click on this slide to end this presentation.