Water Intake Calculator
About Water Intake Calculator
The water intake calculator gives a simple hydration estimate based on weight and added activity time.
How to Use
The water intake calculator gives a simple hydration estimate based on weight and added activity time. Enter the Weight and Activity minutes values and review the Ounces, Liters, Cups, and Guidance outputs after you calculate.
- Open the calculator : Use Water Intake Calculator from the Health category.
- Check the inputs : Review the required values and any optional settings.
- Read the formula : Use the formula and notes below to understand how the result is produced.
Common Questions
What does the Water Intake Calculator estimate?
It estimates how much water you may want to drink in a day.
How accurate is the result?
Hydration needs vary with heat, exercise, body size, and health factors, so use it as a planning estimate.
Inputs
- Weight
- Activity minutes
Outputs
- Ounces
- Liters
- Cups
- Guidance
Formula
Ounces = body weight x 0.5 + activity adjustment.