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Chapter 5 Staying Active and Managing Your Weight Part 1 The Importance of Food.

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2 Chapter 5 Staying Active and Managing Your Weight Part 1 The Importance of Food

3 Objective Identify factors that affect your energy needs.

4 Basal Metabolism Basal metabolism is the amount of energy the human body needs to stay alive and carry on vital processes. Basal metabolism varies depending on body size body composition age health status gland secretions

5 Physical Activity The amount of energy needed for physical activity depends on intensity of activity body size temperature of environment

6 Meeting Energy Needs with Food Energy comes from three nutrients in foods: carbohydrates – 4 calories/gram proteins – 4 calories/gram fats – 9 calories / gram Which food pictured provides mostly carbohydrates? National Chicken Council

7 Objective Associate physical activity with overall fitness.

8 Benefits of Physical Activity Toned muscles Strong bones Healthy skin Reduced risks of heart disease, high blood pressure, diabetes, and some cancers Which of these benefits do you find most appealing?

9 How Much Activity Do You Need? Adults: 30 minutes of moderate activity most days of the week Children and teens: 60 minutes of moderate activity daily

10 What Types of Activity Should You Choose? Stretching movements for flexibility Lifting weights for strength Aerobic activities for cardiovascular health

11 How Can You Start Being More Active? Begin increasing your activity level slowly. Vary activities. Choose activities that are fun and convenient. Do activities with others.

12 Objective Examine factors that contribute to weight problems and eating disorders.

13 Factors That Contribute to Overeating Social occasions Food marketing Emotions Habits What types of social occasions, marketing techniques, emotions, and habits affect your eating behaviors?

14 Eating disorders are abnormal eating behaviors that risk physical and mental health. Common eating disorders are anorexia nervosa, bulimia nervosa, and binge eating disorder. Personal stress seems to be a contributing factor in these disorders. Eating Disorders See final slide for photo credit

15 Apply It! Your aunt is a stay-at-home mom who is about 30 pounds overweight. On most days, she has the television on for four to five hours to keep her company. She sometimes feels isolated from other adults. On weekends, she often invites friends and family over for cookouts and potluck meals. What factors do you think may be contributing to your aunts weight problem?

16 Objective Explain the philosophy behind weight management.

17 Determining Healthy Weight You can assess whether your weight is healthy with body mass index skinfold test waist-to-hip ratio

18 Identifying Eating Habits Using a food log to keep track of what, where, when, how much, and with whom you eat can help you identify eating habits you may need to change. What?Where?When?How much? With Whom? raisin branhome7:30 a.m.1½ cupsJosh milkcafeterianoon1 cupNancy

19 Controlling Energy Intake Your body needs about 10 calories/pound to support basal metabolism. You need an additional 4 calories/pound to support a sedentary activity level or 10 calories/pound to support a moderate activity level. Based on this information, how many calories do you need each day to maintain your present weight?

20 Underweight Like being overweight, being underweight can be a weight management issue. To promote gradual weight gain take part in muscle- building activities regularly add 700 to 1,000 calories to daily diet

21 Key Question What can you do to stay active and manage your weight?

22 Other Questions to Consider What special nutritional needs do athletes have? How effective are diet pills and other weight-loss aids? What kinds of treatments are available to help people with eating disorders?

23 Photo Credits The image used herein was obtained from IMSIs Master Photos Collection 1895 Francisco Blvd. East San Rafael, CA

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