Heart Rate Zone Calculator
Calculate optimal heart rate training zones for fat burn, cardio, and peak performance.
Calculation Inputs
Calculation Results
📊
Enter inputs on the left and click Calculate to view results.
Formula & Methodology
Max HR = 220 - Age; Zones are % of Max HR
Training in different heart rate zones has different physiological benefits. Zone 2 (fat burn) is most effective for weight loss.
Frequently Asked Questions
What is the best zone for weight loss?
Zone 2 (60-70% MHR) burns the highest proportion of fat calories. Zone 4-5 burns more total calories but is harder to sustain.