Caring is the essence of nursing. ~Jean Watson

Physiological Changes

When doing any type of physical activity it is important the different understand what is going on in ones body.

When exercising these changes should be seen:
Increase in heart rate (below is a chart for target heart rate), increased blood pressure and respiratory rate.

When you are exercising reference this chart for specifics such as where your heart rate should be if you want to maintain weight, lose weight and so forth. Also, when doing aerobic exercise "you breathe more rapidly and deeply. This increased intake of oxygen travels to your bloodstream. Your heart pumps more blood to your muscles and your lungs. Capillaries widen to allow for more oxygen and also to wash away waste such as carbon dioxide and lactic acid. You break a sweat and burn fat. Sustained cardiovascular activity releases endorphins, or natural painkillers" (Livestrong, 2011, 2)

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