1. Enhancing Health, Study, Work, and Play Through Physical Fitness
Chapter 11
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2. Objectives To identify the various components of fitness
To understand the contribution of physical fitness to overall health
To examine your own physical fitness level and to develop an awareness of personal fitness requirements
To develop a personal fitness and lifestyle program
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3. Introduction
What is Fitness?
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4. Introduction: What is Fitness?
Is multidimensional: physical, emotional, social, and intellectual components
Is the ability to adapt to the demands and stresses of physical efforts
Represents one’s functional readiness and level of effectiveness
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5. Introduction: What is Fitness?
Fitness includes…
Cardiorespiratory endurance
Flexibility
Body composition
Muscular strength
Muscular power
Muscular endurance
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6. Introduction
A high level of fitness is important to competitive athletes
General fitness is a prerequisite for the optimal development of sport-specific fitness
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7. Definition of Physical Fitness
The ability of the body to adjust to the demands and stresses of physical effort
Physical fitness is thought to be a measure of one’s physical health
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8. Definition of Physical Activity
Any movement carried out by the skeletal muscles
Requires the use of energy
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9. Definition of Exercise
Physical activity that is planned, structured, and usually involves repetitive bodily movements
Designed to improve or maintain physical fitness
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10. Physical Activity Versus Physical Fitness
Physical activity and physical fitness are related measures
Physical fitness is an achieved condition that limits the amount of physical activity that can be performed
A physical activity-exercise continuum exists, so that what may be considered physical activity to a fit person may be considered exercise to an unfit person
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11. Components of Physical Fitness

12. Components of Physical Fitness
Muscular Strength
Power
Muscular Endurance
Cardiorespiratory Endurance
Flexibility
Psychomotor Ability
Body Composition
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13. Muscular Strength
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14. Force = Mass x Acceleration
Muscular Strength
The ability of a muscle or muscle group to exert force against a resistance
Commonly measured as a maximal value
Force and strength are synonymous (greater muscle mass results in greater strength)
Force = Mass x Acceleration
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15. Power
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16. Power
The ability to overcome external resistance at a high rate of muscular contraction
The ability to exert force is dependent on muscular strength
Therefore, power is a derivative of muscular strength
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