About the Target Heart Rate Calculator
Target heart rate for a chosen training intensity, with the beats to count in a 10-second pulse check.
Also known as: target hr, training heart rate, fat burning zone, heart rate for exercise.
How to use this calculator
- Enter age, resting heart rate, training intensity.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Target = rest + intensity × (max HR − rest)
Worked example
Using the values pre-filled in the calculator above:
- Age = 32
- Resting heart rate = 62 bpm
- Training intensity = 70 %
the calculator returns:
- Target heart rate: 149 bpm
- Max heart rate: 186 bpm
- 10-second pulse count: 25 beats
- Zone: Aerobic