❤️ Target Heart Rate Calculator

Calculate your optimal heart rate zones for effective exercise training. Based on American Heart Association guidelines.

Your Age (years)

Intensity Level 70%

Warm-up (50%) Fat Burning (70%) Aerobic (85%)

Target Heart Rate at 70% intensity

beats per minute

Maximum Heart Rate

Zone Range

Exercise Zones:

50-60%

Warm-up

60-70%

Fat Burn

70-85%

Aerobic

📚 How This Calculator Works

Formula: Maximum Heart Rate (MHR) = 220 - Age
Target Zone: MHR × (Intensity ÷ 100)

Example for age 30:
• MHR = 220 - 30 = 190 bpm
• 70% intensity = 190 × 0.7 = 133 bpm
• Safe zone = 50-85% = 95-162 bpm

⚠️ Note: This formula provides estimates. Consult a healthcare professional for personalized exercise recommendations.