Heart Rate Training Zone Calculator
Target heart rate zones
Heart Rate Zone Calculator
Calculate your optimal training zones based on age and fitness level.
Maximum Heart Rate (MHR)
187 bpm
Zone 1
94-112
Recovery
Zone 2
112-131
Fat Burn
Zone 3
131-150
Aerobic
Zone 4
150-168
Anaerobic
Zone 5
168-187
Maximum
Zone Descriptions
Zone 1 (50-60%): Very light, can talk easily
Zone 2 (60-70%): Light, optimal fat burning
Zone 3 (70-80%): Moderate, builds endurance
Zone 4 (80-90%): Hard, increases speed