Target Heart Rate Calculator

Calculate your optimal exercise intensity with the Target Heart Rate Calculator, a tool for determining safe cardio zones based on age and resting pulse.

Target Heart Rate Zones

* Measure your pulse for 60 seconds right after waking up.

Estimated Max Heart Rate: 190 bpm
Zone 1 (50-60%) Warm up128 - 140 bpm
Zone 2 (60-70%) Fat Burn140 - 153 bpm
Zone 3 (70-80%) Cardio153 - 165 bpm
Zone 4 (80-90%) Hard165 - 178 bpm
Zone 5 (90-100%) Maximum178 - 190 bpm

What is the Target Heart Rate Calculator?

Calculate your optimal exercise intensity with the Target Heart Rate Calculator, a tool for determining safe cardio zones based on age and resting pulse.

Why use our tool?

  • Instant Results: Powered by modern web technologies, results appear exactly as you type.
  • 100% Free: No hidden fees, no subscriptions, and no registration required to use the Target Heart Rate Calculator.
  • Mobile Friendly: Works perfectly and beautifully on your smartphone, tablet, or desktop.
  • Privacy First: All calculations are performed directly in your browser. No personal data is sent to our servers.