The importance of the Warm-up and Cool-down

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The importance of the Warm-up and Cool-down Before any exercise of any form, it is essential to carry out a sufficient warm-up.  This should include a continuous exercise that works the whole body such as jogging so that heart rate is raised to about 120 beats/min.  This should be followed by a series of stretches, which should be
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held for no less than 15 seconds each.  After this, one rehearsal of movement pattern should be performed.  The warm-up enables the body to prepare itself for exercise so that the chance of injury is reduced.  As the muscles warm-up, an enzyme is released which promotes the breakdown of glycogen to ensure that there is an energy supply to all the muscles.  The warm-up also ensures that the person has as much oxygen as possible.  It does this by distributing more blood to the muscles therefore increasing the heart rate and also the ventilation rate to increase the intake of ...

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