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Chapter 9Physical Activity and Fitness
Lesson 1The Benefits of Physical Activity
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>> Chapter 9 Assessment
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Teacher’s notes are available in the notes section of this presentation.
physical activity
Any form of bodily movement that uses up energy
The smooth and effective working together of your muscles and bones
coordination
The feeling of stability and control over your body
balance
Units of heat that measure the energy available in foods
calories
physicalfitness
The ability to handle the physical demands of everyday life without becoming overly tired
Planned physical activity done regularly to build or maintain one’s fitness
exercise
Rhythmic, nonstop, moderate to vigorous activity that requires large amounts of oxygen
aerobicexercise
Intense physical activity that requires little oxygen but uses short bursts of energy
anaerobicexercise
In this lesson, you will learn to
identify the benefits of physical activity.
develop habits to improve your physical health.
describe various types of physical activities.
explain the importance of exercise to overall fitness.
Predicting
Examine the headings,
figures, and captions before
you read this lesson. Predict
what kinds of information you
think you will learn.
Headings in this Lesson
• Choosing an Active Lifestyle
• Why Is Physical Activity Important?
• Physical Activity and Fitness
• The Importance of Exercise
Choosing an Active Lifestyle
Health experts advise teens to get 60 minutes of physical activity on most days.
physical activity Any form of bodily movement that uses up energy
This activity can be done all at once or divided into 10- or 15-minute bursts.
Why Is Physical Activity Important?
Physical activity benefits each side
of the health triangle.
Physical Health
Mental/EmotionalHealth
Social Health
Why Is Physical Activity Important?
Physical activity improves coordination, improves balance, and burns calories.
coordination The smooth and effective working together of your muscles and bones
balance The feeling of stability and control over your body
calories Units of heat that measure the energy available in foods
PhysicalHealth
Why Is Physical Activity Important?
Physically active people are better able to handle the stress and challenges of everyday life.
Physically active people have higherself-esteem.
Mental/EmotionalHealth
Why Is Physical Activity Important?
Physical activity can help you meet new people.
Social Health
Physical Activity and Fitness
Physical activity is a key to physical fitness.
physical fitness The ability to handle the physical demands of everyday life without becoming overly tired
People who are physically fit have
enough energy to do the things they want
to do.
People who are physically fit have a
reserve of energy for times when their body
needs it.
People who are physically fit tend to
live longer and healthier lives.
The Importance of Exercise
While every physical activity works various muscles, exercise targets specific muscles.
exercise Planned physical activity done regularly to build or maintain one’s fitness
The Importance of Exercise
The two categories of exercise are:
Aerobic exercise
Anaerobic exercise
aerobic exercise Rhythmic, nonstop, moderate to vigorous activity that requires large amounts of oxygen
anaerobic exercise Intense physical activity that requires little oxygen but uses short bursts of energy
What I Learned
Vocabulary What is physical activity?
Lesson 1 Review
What I Learned
Recall What are some health benefits of becoming and staying physically active?
Lesson 1 Review
What I Learned
Identify What are the two types of exercise? Describe each of them.
Lesson 1 Review
Thinking Critically
Evaluate Evaluate your current activity level by noting how many minutes you are active in a typical day. Tell what steps, if any, you need to take to boost your current activity level.
Lesson 1 Review
Thinking Critically
Analyze Alex would like to become more physically active but only if he can avoid exercising. What advice would you give Alex?
Lesson 1 Review
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End of
Chapter 9Physical Activity and Fitness
Lesson 1The Benefits ofPhysical Activity
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