❤️ Heart Rate Zones Calculator

Calculate your maximum heart rate and training heart rate zones for optimal exercise intensity.

Calculate Your Heart Rate Zones

Age

Resting Heart Rate (optional, for more accuracy)

Max Heart Rate: bpm

Training Zones:

Zone 1 (50–60%): Warm-up and recovery — very light effort
Zone 2 (60–70%): Fat burning zone — comfortable, conversational pace
Zone 3 (70–80%): Aerobic zone — moderate effort, improving cardiovascular fitness
Zone 4 (80–90%): Anaerobic threshold — hard effort, building speed and power
Zone 5 (90–100%): Maximum effort — VO2 max training, very short bursts