Chapter 11Your Body Image

Lesson 1Maintaining a Healthy Weight

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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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Chapter 11Your Body Image

Lesson 1Maintaining aHealthy Weight