BMR Calculator

How To Calculate BMR:

This BMR Calculator uses the "Mifflin - St Jeor" BMR equation as follows:

  • For men: BMR = (4.536 x weight in pounds) + (15.88 x height in inches) - (5 x age) + 5
  • For women: BMR = (4.536 x weight in pounds) + (15.88 x height in inches) - (5 x age) - 161;

About This Website:

Discover your body's hidden energy expenditure with our free BMR calculator. This intuitive tool employs the renowned Mifflin-St Jeor equation to estimate your Basal Metabolic Rate, providing insight into the calories your body needs at rest.

Whether you're planning a fitness journey, adjusting your diet, or simply curious about your body's metabolism, our user-friendly calculator offers quick and accurate results.

Take the first step toward understanding your body's unique calorie requirements today at

Additional Resources:

  • Mifflin, M. D., St Jeor, S. T., Hill, L. A., Scott, B. J., Daugherty, S. A., & Koh, Y. O. (1990). A new predictive equation for resting energy expenditure in healthy individuals. The American Journal of Clinical Nutrition, 51(2), 241-247.
  • Frankenfield, D. C., Rowe, W. A., Cooney, R. N., Smith, J. S., & Becker, D. (2003). Limits of body mass index to detect obesity and predict body composition. Nutrition, 19(5), 422-426.
  • Weijs, P. J. (2017). Validity of predictive equations for resting energy expenditure in US and Dutch overweight and obese class I and II adults aged 18–65 y. The American Journal of Clinical Nutrition, 105(3), 587-594.

Health Disclaimer:

The information provided on this website is for general informational purposes only and should not be considered as medical advice. Consult with a healthcare professional before making any dietary or lifestyle changes.

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