Respuesta :
D. An ideal range to aim for when exercising, calculated using the maximum heart rate formula. This is because when you see the rate during exercise it says whether or not you are healthy.
The correct definition for "target heart rate range" is an ideal range to aim for when exercising, calculated using the maximum heart rate formula. So, it's D.
What do you mean by Target heart rate?
The target heart rate may be defined as a capacity of numbers that reflect how snappy your heart should be beating when you exercise.
The target heart rate may be generally expressed in a percentage between 50 to 85. It all depends on your physical activeness which involves exercising, running, etc.
Therefore, the correct option for this question is D.
To learn more about Target heart rate, refer to the link:
https://brainly.com/question/19153235
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