zone 2 training

Heart Rate Calculator Heart Rate Calculator Your Age: Resting Heart Rate (optional): Calculation Method: Simple (Age-based only)Karvonen Formula (More accurate with resting HR) Calculate Heart Rates Your Heart Rate Zones Maximum Heart Rate: — bpm Resting/Recovery: — bpm Light Exercise (50-60%): — bpm Fat Burning (60-70%): — bpm Aerobic (70-80%): — bpm Anaerobic (80-90%): — […]