Lactate Threshold Calculator
Determine your lactate threshold for running, cycling, and endurance training optimization.
Important Health Disclaimer
This calculator provides general health information based on standard medical formulas and WHO guidelines. Results are for informational and educational purposes only and should not be considered as professional medical advice, diagnosis, or treatment recommendations.
For health concerns, medical conditions, fitness plans, or dietary decisions, please consult with qualified healthcare professionals, licensed physicians, registered dietitians, or certified fitness trainers who can evaluate your individual health status and medical history.
Individual health needs vary significantly. These calculations are general estimates and may not be appropriate for everyone, especially those with existing medical conditions, pregnant women, children, or elderly individuals.
Not a substitute for professional medical advice
Test Parameters
Leave blank to estimate
Lactate Threshold HR
167
beats per minute
82% of HR Reserve
Understanding Lactate Threshold
LT1: ~2 mmol/L lactate (aerobic threshold)
LT2: ~4 mmol/L lactate (anaerobic threshold)
Training at LT improves endurance performance
Elite athletes have LT at 85-92% HRmax
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