health calculator
Resting Metabolic Rate Calculator
Calculate calories burned daily at complete rest using metabolic models.
Inputs
Gender
kg
cm
years
%
Results
Resting Metabolic Rate
1649 kcal/day
Mifflin-St Jeor Estimate1649 kcal/day
Formula
RMR formulas
Mifflin: 10w + 6.25h - 5a + s (s = +5 for male, -161 for female). Katch-McArdle: 370 + 21.6 × LBM(kg)Mifflin uses total weight. Katch-McArdle uses Lean Body Mass (LBM) for athletic individuals.
Step by step
How the calculation works
- 1Enter weight in kilograms, height in centimeters, and age in years.
- 2Choose your physiological gender.
- 3Provide body fat percentage (optional) to compute the Katch-McArdle formula, which is more accurate for individuals with higher muscle mass.
Related guides
Learn more about this calculation
Guide
RMR Guide: Calculating Your Resting Metabolic Rate Baseline
Learn about resting metabolic rate (RMR), how it differs from BMR, and how to estimate your baseline daily energy requirements.
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