Health

Free Sweat Rate Calculator

Measure fluid loss per hour to plan rehydration.

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Inputs

Result

Sweat rate

1,700 ml/hour

Total fluid loss1,700 ml
Body mass lost1.67%
Replace (150% of loss)2,550 ml

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Short answer

Measure fluid loss per hour to plan rehydration.

What is the Sweat Rate Calculator?

Measure fluid loss per hour to plan rehydration.

How does the Sweat Rate Calculator work?

Enter the inputs above and read the result.

Formula

Sweat = (Weight loss × 1000 + Fluid drunk) ÷ hours

Variables

  • 10001 kg ≈ 1000 ml

Explanation

Weight change plus intake equals fluid lost.

Examples

Applications

    Advantages

      Limitations

        Common mistakes

          Tips

            Related concepts

            The Sweat Rate Calculator sits inside the Health Calculators hub, in the general health cluster. Wellness tools spanning several health topics. Understanding the terms below makes the output easier to interpret and easier to compare against neighbouring measures.

            wellnessmeasurementrisk factor

            Practical use cases and industry applications

            Understanding Sweat Rate

            Measure fluid loss per hour to plan rehydration. Within health calculators, sweat rate belongs to the general health cluster, where it shares terminology and assumptions with closely related tools.

            Learning how sweat rate is calculated

            Weight change plus intake equals fluid lost. Working through the variables one at a time — 1000 — makes the result reproducible by hand and easier to sanity-check.

            Using sweat rate to make a decision

            Because outputs depend on the assumptions you enter, run more than one scenario before committing to a figure.

            How sweat rate compares with related measures

            wellness, measurement, risk factor all describe adjacent aspects of general health. Comparing this calculator's output against those measures — using the related tools listed on this page — prevents a single metric from being read in isolation.

            Frequently asked questions

            Related calculators

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