What is Maximum Heart Rate?

Maximum heart rate is the highest number of beats per minute your heart can reach during intense exercise, usually calculated as 220 minus your age.

What is Target Heart Rate Zone?

Target Heart Rate Zone is the optimal range of heartbeats per minute during exercise to improve cardiovascular fitness safely.

Is this calculator free?

Yes, CalHub's Heart Rate Calculator is completely free to use.

Does exercise affect heart rate?

Yes, during exercise your heart rate increases depending on intensity, and monitoring it helps maintain optimal performance.

Does CalHub store my data?

No, all calculations are done locally in your browser and your data is not stored.

Heart Rate Calculator

Determine your maximum and target heart rate zone for safe and effective exercise.

Age (years)

Resting Heart Rate (optional, bpm)

Results

Maximum Heart Rate: 0 bpm

Target Heart Rate Zone: 0 - 0 bpm

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What is Heart Rate?

Your heart rate is the number of times your heart beats per minute (bpm). Monitoring heart rate during exercise helps optimize performance and safety.

How to Use CalHub Heart Rate Calculator?

Enter your age.
Optionally, enter your resting heart rate.
Click “Calculate”.
View your maximum heart rate and target zone.

Frequently Asked Questions

Maximum Heart Rate is the highest beats per minute your heart can reach safely during exercise, generally 220 minus your age.

Target Heart Rate Zone is 50-85% of maximum heart rate and helps you exercise safely and effectively.

This calculator is designed for adults. Children have different heart rate ranges.

Yes, your target zone should be adjusted based on your fitness goals and intensity of exercise.

No, all calculations happen locally in your browser.