Heart Rate
•What is heart rate?
Well heart rate is the times your heart beats per minute.
•What is a normal heart rate for a 12-13 year old? - show how the calculation is worked out.
The normal heart rate in 12 year olds is about 70 - 110 beats per minute.
•When you exercise what does your heart rate do?
Your heart rate increases to pump more oxygen to the muscles.
•Does your heart rate change when you get older?
Yes because your heart gets bigger when you get older therefore able to pump more blood around your body so this new more effective heart doesn't have to pump as much.
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