Sports

Sauna Calories Burned Calculator

Estimate the modest calories burned in a sauna.

Body weight

Duration

Intensity (MET)

Calculated Output

Calories burned (kcal) 35

Formula: kcal = MET × weight × hours

Step-by-Step Breakdown

1. Values used:

2. Body weight = 70

3. Duration = 20

4. Intensity (MET) = 1.5

6. Calories burned = 35kcal

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The math behind it

calories = MET × weight × hours. Sitting in a sauna is roughly 1.5 MET.

70 kg for 20 min at 1.5 MET → about 35 kcal.

Does the weight I lose stay off?

No — most sauna weight loss is water that returns when you rehydrate.