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Heart Rate Zones

Calculate your target heart rate zones for cardio training. Optimize your workouts for fat burn or aerobic endurance by staying within the right intensity ranges based on your age and fitness level.

#Heart Rate#Fitness#Cardio#Training#Workout
Enter values above to see the result.

How does the Heart Rate Zones work?

The Formula

Karvonen Formula
Example: 140 bpm for Zone 2.

Frequently Asked Questions

Max HR?

220 - Age (usually).