Heart Rate Zones Calculator
Determine your target heart rate zones for optimal cardio training based on your age and resting heart rate.
How to Use
Enter your age and optional resting heart rate. Click “Calculate Heart Rate Zones” to see different cardio zones (Moderate, Fat Burn, Aerobic, Anaerobic, Maximum) in beats per minute.
FAQ
1. What are heart rate zones?
Heart rate zones are ranges of heart beats per minute used to train at different intensity levels.
2. Why include resting heart rate?
It improves accuracy using the Karvonen formula for personalized zones.
3. What if resting heart rate is not known?
The calculator will estimate zones using standard percentages of maximum heart rate.
4. How often should I check my heart rate?
Check during exercise for intensity control; rest periodically to monitor fitness improvements.
5. Are these zones suitable for all adults?
These are general guidelines. Consult a doctor if you have heart conditions.
6. Can I train above maximum zone?
High-intensity training above maximum zone is risky for most; follow professional guidance.