Target Heart Rate Calculator
Age
Please enter a valid age (1-120).
Resting Heart Rate (bpm)
Please enter a valid resting heart rate (30-220).
Intensity Min (%)
Enter a percentage between 0 and 100.
Intensity Max (%)
Enter a percentage between 0 and 100.
Calculate Target Heart Rate
Your Target Heart Rate Zone
Formula Used (Karvonen)
THR = ((MHR - RHR) × Intensity) + RHR