apects of physical fitness

8/3/2019 Apects of Physical Fitness

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THE BODY INACTION

Fitness Overview


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WHAT IS FITNESS?

Some definitions- The state or condition of being fit; suitability or

appropriateness.

- Good health or physical condition, especially asthe result of exercise and proper nutrition.

- being in shape

- Being fit means being able to cope with thedemands of the activity. Different activitiesmake different demands on the body.

.


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COMPONENTS OF FITNESS

PHYSICAL FITNESS

CARDIORESPIRATORY ENDURANCE

STRENGTHMUSCLAR ENDURANCE

FLEXIBILITY

POWER SPEED


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CARDIORESPIRATORY ENDURANCE

THE ABILITY OF THE HEART,RESPIRATORY (LUNGS), ANDCIRCULATORY SYSTEMS TO

SUPPLY OXYGEN AND NUTRIENTSTO THE WORKING MUSCLES OVERA LONG PERIOD OF TIME.


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STRENGTH

THE ABILITY OF AMUSCLE OR GROUP

OF MUSCLES TOEXERT A MAXIMALFORCE AGAINST A

RESISTANCE.


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MUSCULAR ENDURANCE

THE ABILITY OF A MUSCLE OR GROUPOF MUSCLES TO WORK FOR A LONGPERIOD OF TIME WITH MINIMAL FATIGUE


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FLEXIBILITY

THE ABILITY TO MOVE A BODY PARTTHROUGH A FULL RANGE OFMOTION ABOUT A JOINT, OR ASERIES OF JOINTS


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POWER

THE ABILITY TO TRANSFER ENERGYINTO FORCE QUICKLY IS POWER. IT

IS A COMBINATION OF STRENGTHAND SPEED


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SPEED

THE ABILITY TO

PERFORM AMOVEMENT IN ASHORT PERIODOF TIME. IT IS

HOW QUICKLYTHE MUSCLESCAN MOVE THEJOINTS.
http://www.csmonitor.com/2002/0205/csmimg/0205p2a.jpg


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Q.WHAT IS ENDURANCE?

A. Having endurance enables you torepeatedly perform a skill, or take part in

an activity for a long time.


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THERE ARE TWO KINDS OF ENDURANCE:

1. Cardio-respiratory endurance - required inwhole body activities, which increase thedemands on the heart and lungs. E.g,

marathon running, football and hockey.

2.Muscular endurance - where a muscle or

group of muscles are required to workcontinuously. E.g, leg muscles in cycling.


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CARDIO-RESPIRATORY ENDURANCE

Cardio = Heart Respiratory = Lungs

Cardio-respiratory endurance


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A HIGH LEVEL OF CARDIO-RESPIRATORY

ENDURANCE (CRE) ALLOWS:

You to work for a longer period of time beforebecoming tired.

You to maintain a high work level with less effort. A quicker recovery after taking part in activity.

Longer levels of concentration = fewer mistakes


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Q. HOW DO YOU IMPROVE MUSCULAR

ENDURANCE?

A. You can use circuit training

Circuits can be based on:

Time - increasing the time spent at each

station, or decreasing the rest time.

Or

Number - Using a programme based on the

maximum number of repetitions you canperform at each station

N.BRemember to re-test and increase your workload


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HERE ARE SOME QUESTIONS TO TRY:

Q. Which two statements from below aboutmuscular endurance are correct?

A)Footballers need muscular endurance to

help them shoot.B)Rowers need muscular endurance in their

arms.

C)Muscular endurance in the legs will allow acyclist to work longer.

ANSWER: B and C


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Q. WHICH OF THE FOLLOWING STATEMENTS

ABOUT THE EFFECTS OF EXERCISE ARE TRUE?

A)The size of the heart increases.

B)The lungs become smaller.

C)The lungs become more efficient and cantake in more oxygen.

D)Your maximum heart rate increases.

ANSWER: A and C

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