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Effect of exercise on blood pressure.
Member rating: No Rating | Words: | Submitted: Fri Mar 31 2006
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Effect of exercise on blood pressure. Research The heart is made almost entirely of muscle. It is a hollow organ that pumps blood around the body and is in the centre of the circulatory system. It is divided up into four chambers: Two atria or auricles situated in the upper part of the heart, whose function is to receive blood. Two ventricles, situated in the lower part of the heart whose function is to pump blood. The average heart rate of an adult is around 60-90 bpm (beats per minute) and blood pressure of 120/80, while resting, With each beat pumping 5 ounces of blood, which is approximately 4,000 gallons a day. The heart rests in between beats so it rests more then it works, so in a 70-year lifetime the average human heart works for about 30 years and rests for about 40 years. When we exercise our heart rate increases....
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