The body mass index is a calculation based upon your weight and height. The BMI formula provides a ratio of your height to weight and shows a chart for acceptable BMI ranges, and ranges that show that you are either too skinny or too heavy for your height.

*BMR stands for Basal Metabolic Rate and represents the number of calories you would burn in a day if you were inactive and stayed in bed all day. Our BMR calculator allows you to calculate not only the number of calories you burn when inactive, but also a daily calorie figure that takes into account your lifestyle activity level. These two ...*The BMR calculator below will provide you with your own unique BMR based on your gender, height, weight, age and activity level.. To understand the power of this simple calculator, you first need to understand that the number of calories that your body burns each day to remain at your current weight is referred to as your basal metabolic rate – your BMR. The Basal Metabolic Rate (BMR) is the amount of energy you need while resting in a temperate environment during the post-absorptive state, or when your digestive system is inactive. Mar 03, 2019 · However, there have been multiple revisions of the formula. The Harris-Benedict equations revised by Mifflin and St Jeor in 1990 is the most accurate formula Men BMR = (10 × weight in kg) + (6.25 × height in cm) – (5 × age in years) + 5 Women BMR = (10 × weight in kg) + (6.25 × height in cm) – (5 × age in years) – 161