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Medical CalculatorFitness

BMR Calculator

Calculate your Basal Metabolic Rate (BMR) — the number of calories your body needs at complete rest. Essential for understanding your daily caloric requirements.

Updated 2024-12-154 min readCalzyra Health Team

Calculator

Enter your values below

Health CalculatorEvidence-Based

kg

Your current body weight.

cm

Your height in centimeters.

years

Your age in years.

BMR formulas differ between males and females.

Formula & Methodology

How this calculator works

BMR = 10w + 6.25h - 5a + s

The Mifflin-St Jeor equation: BMR = 10 × weight(kg) + 6.25 × height(cm) - 5 × age(years) + s (where s = +5 for males, -161 for females).

Frequently Asked Questions

Common questions about this calculator

Medical Disclaimer

Exercise recommendations are general guidelines. Consult a physician before starting any new exercise program, especially if you have health conditions.

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References

WHO GuidelinesCDC ResourcesAHA Recommendations