Water Intake Calculator
Calculate your optimal water intake based on your body weight, activity and temperature. IOM recommendations tailored to your profile.
📐 How it is calculated
🧪 Cited studies
- Institute of Medicine (2005) — Dietary Reference Intakes for Water, Potassium, Sodium: references for total water intake.
- Sawka, M. N. et al. (2007) — ACSM Position Stand, Exercise and Fluid Replacement, Med Sci Sports Exerc: hydration strategies around exercise.
- Casa, D. J. et al. (2000) — NATA Position Statement on fluid replacement in athletes.
📋 Worked example
A man weighing 80 kg, moderate activity, training for 1 h:
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