Section 13.1. The Importance of Physical Activity. Objectives. Explain some of the physical, psychological, and social benefits of physical activity. Define the five components of fitness. Describe five types of physical activity.
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The Importance of Physical Activity
Explain some of the physical, psychological, and social benefits of physical activity.
Define the five components of fitness.
Describe five types of physical activity.
Fact Appearance is not a good indicator of overall fitness. Thin people who do not exercise are likely to have poor heart, lung, and muscular fitness.
Identify another fitness misconception that teens may hold. Why do you think they have that misconception?
Myth Being thin is a sign of fitness.
• Any movement that requires your large muscle groups to work is considered physical activity.
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• Physical fitness means that you have the energy and strength to participate in a variety of activities.
Cardiorespiratory endurance means that your heart, blood vessels, and lungs are able to distribute nutrients and oxygen and remove wastes efficiently during prolonged exercise.
• Physical activities can be classified as aerobic exercise or anaerobic exercise.
Any movement that requires large muscle groups to work.
Chemicals that block pain messages from reaching brain cells and produce feelings of pleasure.
Having the energy and strength to participate in a variety of activities.
A measure of how much body fat a person has, as compared to muscle and bone.
An ongoing physical activity that raises your breathing and heart rates.
Intense physical activity that lasts for a few seconds to a few minutes.
Exercise in which muscles contract but very little body movement occurs.
Exercise that involves contracting and relaxing muscles through the full range of their joint’s motion.
Exercise performed with machines that ensure muscles contract at a constant rate.
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