Cardio zone

💓 Target zone = HRmax × percentage.

Enter min and max to get your range.

How to use Cardio zone

1. Enter the requested values in each field.
2. Click the calculate button.
3. Read the result and adjust values if needed.

Frequently asked questions

What is Cardio zone and what is it for?

Calculate a target range based on a percentage of maximum heart rate.

How do I use Cardio zone step by step?

Enter the form values, click "calculate", and review the result instantly.

Is Cardio zone free to use?

Yes. You can use this calculator online for free on mobile and desktop.

How accurate is Cardio zone?

💓 Target zone = HRmax × percentage. Enter min and max to get your range.

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