Health & Fitness
Water Intake Calculator
Base liters ≈ kg × 0.033 + exercise bonus.
Educational estimates only. Not medical, legal, tax, or financial advice.
Guide: Water Intake Calculator
What it does
Provides a simple daily fluid intake target based on weight and a light activity adjustment.
How to use it
Enter weight (kg) and an activity level, then calculate.
Formula
Uses a baseline per-kg guideline plus a multiplier or add-on for higher activity.
Example
70 kg with moderate activity might suggest a few liters per day including water from food—interpret as a rough target.
FAQs
Do coffee and tea count?
Most fluids contribute to hydration; alcohol can dehydrate. This tool estimates total beverage needs broadly.
What if I exercise heavily?
Add extra fluids around workouts and replace electrolytes for long sessions.
Are there kidney or heart conditions?
Fluid limits may apply. This calculator is not medical advice.