Health
Water Intake Calculator
Daily hydration target by weight & activity.
Result
2.81 L
Recommended daily water intake
Cups (240 ml)
11.7
Fluid oz
95.0
Estimate your daily water intake based on body weight and minutes of physical activity.
How it works
Water (ml) ≈ 35 · weight(kg) + 12 · activity(min).
Example
70 kg, 30 min activity → ≈ 2.81 L/day.
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