Fitness & Training
Sweat rate calculator
Calculate your hourly sweat rate from pre- and post-exercise weight, fluid intake, and duration — dial in hydration.
Your inputs
Results
Live result
Sweat rate
40.0 oz/hr
1183 ml/hr
Total sweat loss
40.0 oz
Dehydration
0.9%
Target replacement
30.0–40.0 oz/hr
Medical disclaimer: This tool is for general educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about your health.
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