Daily water intake
33 mL/kg heuristic.
Calculator
How to use
Hydration
Adjust for activity and climate.
Educational use only. Biology models are simplified; clinical and field decisions need appropriate expertise and measurement.
33 mL/kg heuristic.
Adjust for activity and climate.
Educational use only. Biology models are simplified; clinical and field decisions need appropriate expertise and measurement.
Model / formula
Hydration heuristic — adjust for climate/activity
Result
~2.3100 L/day (33 mL/kg rule of thumb)