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Chapter 11Your Body Image
Lesson 1Maintaining a Healthy Weight
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Teacher’s notes are available in the notes section of this presentation.
The way you see and feel about yourself body
image
The weight that is best for your body appropriate
weight
A measurement that allows you to assess your body size, taking your height and weight into account
body massindex (BMI)
Weighing more than what is appropriate for your gender, height, age, body frame, and growth pattern
overweight
Weighing less than what is appropriate for your gender, height, age, body frame, and growth pattern
underweight
In this lesson, you will learn to
identify the importance of a healthy body image.
explain how eating and physical activity affect weight.
describe ways to maintain a healthy weight.
Identifying Cause and Effect
As you go through this lesson, identify factors that can have an
effect on your body image.
Body Image
As your body changes in your teen years, so does your body image.
body image The way you see and feel about your body
Body Image and Self-Esteem
How you feel about your body can affect your self-esteem.
The changes your body is going through are normal.
The changes your body is going through are normal.
Remember:
The real world is very different than how the media portrays body types.The real world is very different than how the media portrays body types.
Remember:
The key to positive body image and high self-esteem is having an optimistic attitude and a healthy lifestyle.
The key to positive body image and high self-esteem is having an optimistic attitude and a healthy lifestyle.
Body Image and Self-Esteem
Know what makes you happy.
Set realistic goals.
Spend time with people who
appreciate you.Eat well.
Get plenty of rest and exercise.
Develop a style that is all your own.
Do not compare yourself to others or
to media images.
Your Appropriate Weight
Everyone has an appropriate weight.
appropriate weight The weight that is best for your body
Your appropriate weight is determined by your gender, age, height, and body build or frame.
Body Mass Index
You can determine if your weight is in an appropriate range by calculating your body mass index (BMI).
body mass index (BMI) A measurement that allows you to assess your body size, taking your height and weight into account
Body Mass Index
Multiply your weight by 703.1
Multiply your height in inches times itself.2
Divide your answer from step 1 by your answer from step 2.3
Weight Problems
If your BMI falls above the appropriate range, you may be overweight.
overweight Weighing more than what it is appropriate for your gender, height, age, body frame, and growth pattern
Weight Problems
If your BMI falls under the appropriate range, you may be underweight.
underweight Weighing less than what it is appropriate for your gender, height, age, body frame, and growth pattern
Overweight Teens
The number of overweight teens has risen by 300 percent in the last 40 years.
Factors Contributing to the Rise of Overweight Teens
Overeating
Eating too many empty-calorie foods
Too little physical activity
Overweight Teens
Risks of Being Overweight
Added stress on the heart and lungs
Type 2 diabetes
Heart disease
Cancer
Stroke
Underweight Teens
Teens who are underweight lack body fat, which is an important source of energy.
Teens who are underweight may also be undernourished.
Underweight Teens
Risks of Being Underweight
Decreased ability to fight infection
Anemia
Tiredness and feelings of being rundown.
Reaching and Appropriate Weight
Calories in(from food)Calories in(from food)
Calories out(from physical activity)
Calories out(from physical activity)
Balance
The Energy Equation
Reaching and Appropriate Weight
Females between the ages of 14 and 18 need approximately 1,800
to 2,400 calories each day depending on how active they are.
Females between the ages of 14 and 18 need approximately 1,800
to 2,400 calories each day depending on how active they are.
Males between the ages of 14 and 18 need approximately 2,200
to 3,200 calories each day depending on how active they are.
Males between the ages of 14 and 18 need approximately 2,200
to 3,200 calories each day depending on how active they are.
Beyond the Energy Equation
Chocolate BarTurkey Breast Sandwich on Whole Wheat Bread
250 Calories 250 Calories
Empty calories Nutrients from 2 food groups
Managing Weight in a Healthy Way
A person who needs to lose weight should do so gradually.
Do not take short cuts using fad diets, diet pills, or extreme workout programs.
Managing Weight in a Healthy Way
A person who needs to gain weight should carefully analyze how they can gradually add calories and nutrients.
If you need to adjust your weight, talk to your health care provider.
What I Learned
Vocabulary What is the meaning of appropriate weight?
Lesson 1 Review
What I Learned
Recall Why is a healthy body image important?
Lesson 1 Review
What I Learned
Explain What factors is your BMI based on? What does your BMI tell you?
Lesson 1 Review
What I Learned
Describe What are some healthful ways to reach an appropriate weight?
Lesson 1 Review
Thinking Critically
Describe How can eating and physical activity habits affect weight? What can you do to assure your habits are healthy?
Lesson 1 Review
Thinking Critically
Apply Imagine that a teen takes in 2,000 calories each day and burns 2,300 calories. Over time, what will happen to the teen’s weight? Explain your answer.
Lesson 1 Review
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End of
Chapter 11Your Body Image
Lesson 1Maintaining aHealthy Weight
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