Health calculator
Free tool
BMR Calculator
Estimate basal metabolic rate with the Mifflin-St Jeor equation using age, sex, weight, and height.
Enter your numbers
Formula: Mifflin-St Jeor equation
Result
Main result
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Per day—
Per week—
How to use it
- Enter the raw numbers from your report or campaign.
- Use the result to compare performance over time.
- Cross-check with related metrics before making decisions.