Water Intake Calculator

Estimate how much water to drink per day from your weight and exercise time.

Weight (kg)

Exercise (min/day)

Suggested water

—

Glasses (250 ml)—

This is an estimate for general guidance, not medical advice. For a plan that fits you, talk to a doctor or qualified professional.

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How it works

Water ≈ weight (kg) × 33 ml + exercise minutes × 12 ml

Frequently Asked Questions

How does the Water Intake Calculator work?

Estimate how much water to drink per day from your weight and exercise time.

Is this medical advice?

No. It gives general estimates only. For decisions about your health, speak with a qualified professional.