What's interesting is that, throughout the day, more energy is consumed by the regulation of fluid volumes and ion levels than in the actual mechanical work of contracting muscles (e.g., breathing). The organs that use the most energy at rest are the brain, the central nervous system, and the liver. It's the amount of energy your body needs to support its vital functions: breathing, blood circulation, controlling body temperature, and brain and nerve functions, to name a few. Prefer watching over reading? Learn all you need in 90 seconds with this video we made for you:īasal metabolic rate is the amount of energy a human body uses when it is completely at rest.

Still looking for the perfect diet? Discover our dietary reference intake (DRI) calculator and find out your recommended amount of vitamins, micro- and macronutrients. If you want to calculate how many calories your body needs to maintain your current weight, we recommend checking out our maintenance calorie calculator. Do we have an influence on our BMR? Keep reading to find an answer! We also have written about what factors affect our BMR. We will also show you the differences between calculating BMR for a male and estimating BMR for a female.įor more inquisitive readers, we have prepared a brief, theoretical background on how to distinguish basal metabolic rate (BMR) from resting metabolic rate (RMR). Keep reading to learn what BMR is, how to calculate BMR, and learn more about the Mifflin St Jeor equation and other BMR formulas. Based on your age, height, weight, and gender, the basal metabolic rate calculator returns your BMR score. This BMR Calculator is a simple tool that helps you calculate how many calories your body needs if you were only to rest for the whole day.

Mifflin st jeor tdee calculator