Target Heart Rate Zones

Training zones using age and resting heart rate.

Karvonen method

Patient parameters

Adjust values, then click Calculate.

Age

1–120

Resting HR

30–120

Results

Estimated max HR: 190 bpm

Moderate zone (low): 128 bpm

Moderate zone (high): 153 bpm

Vigorous zone (low): 153 bpm

Vigorous zone (high): 171 bpm

Hydration target based on body weight.

35 ml/kg/day

For educational use only. Results are estimates and do not replace professional medical advice, diagnosis, or treatment.