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Effect of exercise on the Heart Rate.
Member rating: No Rating | Words: | Submitted: Mon Feb 09 2004
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Effect of exercise on the Heart Rate Introduction The heart rate of a human varies from 150 beats per minute in young children, to around 60 in the aged. However, I am going to investigate whether doing exercise may alter the rate substantially. Prediction From my scientific knowledge I predict that the rate of respiration will increase as a result of exercise. I think that there will be a gradual increase to begin with, but as the body has to work harder I believe that the heart will then increase at a faster rate. When the exercise is complete I think that the heart rate will gradually decrease back to the resting pulse rate. I have made these predictions because I believe that the supply of Oxygen to the muscles will decrease which will push the heart rate up. I also think that a lot of energy will be used up as the exercise takes...
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