BMR Formula: Male BMR = 66 + (13.7 * Weight in KG) + (5 * Height in CM) - (6.8 * Age) Female BMR = 655 + (9.6 * Weight in KG) + (1.8 * Height in CM) - (4.7 * Age)

BMR Definition The free online BMR Calculator will calculate your Basal Metabolic Rate (BMR) with just the click of a button! All you have to do to calculate BMR is enter in your weight, height, and sex. This free tool functions as a BMR calculator for women and a BMR calculator for men. In fact, if you are looking for a BMR calculator for kids then you have come to the right place! Using a BMR calculator to lose weight is a sound proposition as body fat, activity level, and lean body mass are all important variables to consider when measuring BMR. Try out the free BMR Calculator now! Also, be sure to check out our BMI Calculator.

How to Calculate BMR Let's be honest - sometimes the best bmr calculator is the one that is easy to use and doesn't require us to even know what the bmr formula is in the first place! But if you want to know the exact formula for calculating bmr then please check out the "Formula" box above.