Dehydration Affect The Human Heart

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Dehydration can also affect the human heart for example if someone has been taking part in a marathon then lots of unnecessary nutrients (waste) will pile up in the blood stream and as a result the appearance of the blood will be more thicker. Due to the blood becoming thicker the heart will more effectively to make sure that there is a continuous cardiac output which also has to be controlled. That is why when you lose fluid of about 3% of your whole body weight then this loss of fluid will affect your heart rate by increasing it due to the blood volume not being able to be circulated around the body. Another common example of factors which affect the human heart is medication, some medications have a side effect of raising the heart rate
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