Sport Books Publisher 1

Enhancing Health, Study, Work, and Play Through

Physical Fitness

Chapter 11

Sport Books Publisher 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

Sport Books Publisher 3

Introduction

What is Fitness?

Sport Books Publisher 4

Introduction: What is Fitness?

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

Sport Books Publisher 5

Introduction: What is Fitness?

Fitness includes… Cardiorespiratory endurance Flexibility Body composition Muscular strength Muscular power Muscular endurance

Sport Books Publisher 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

Sport Books Publisher 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

Sport Books Publisher 8

Definition of Physical Activity

• Any movement carried out by the skeletal muscles

• Requires the use of energy

Sport Books Publisher 9

Definition of Exercise

• Physical activity that is planned, structured, and usually involves repetitive bodily movements

• Designed to improve or maintain physical fitness

Sport Books Publisher 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

Components of Physical Fitness

Sport Books Publisher 12

Components of Physical Fitness

Muscular Strength Power Muscular Endurance Cardiorespiratory Endurance Flexibility Psychomotor Ability Body Composition

Sport Books Publisher 13

Muscular Strength

Sport Books Publisher 14

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

Muscular Strength

Sport Books Publisher 15

Power

Sport Books Publisher 16

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

Power