Heart Rate Zone Calculator
Enter your age to calculate all five heart rate training zones based on your estimated maximum heart rate. Optimize your workouts for any goal.
Heart Rate Zones
Enter values to calculate
How to Use the Heart Rate Zone Calculator
1
Enter your age.
2
Click Calculate.
3
View all five heart rate training zones.
Frequently Asked Questions
How are heart rate zones calculated?
Max HR = 220 - Age. Zones are percentages: Zone 1 (50-60%), Zone 2 (60-70%), Zone 3 (70-80%), Zone 4 (80-90%), Zone 5 (90-100%).
Which zone burns the most fat?
Zone 2 (60-70% max HR) burns the highest percentage of fat, but higher zones burn more total calories.
How do I measure my heart rate?
Use a chest strap, fitness watch, or count your pulse for 15 seconds and multiply by 4.