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Heart Rate Zones

Calculate your training heart rate zones for effective cardio workouts.

For Karvonen method

Training Zones Explained

ZoneIntensityBenefit
Zone 150-60%Recovery, warm-up
Zone 260-70%Fat burning, endurance base
Zone 370-80%Aerobic fitness, stamina
Zone 480-90%Anaerobic threshold, speed
Zone 590-100%Maximum effort, VO2 max

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