MetaCalc - Version 1.00 My-Diet-Program.com - Metabolic Rate Calculator - Use this program to estimate your metabolic rate and the recommended calorie intake according to your height, weight and age. Also taking into account how active you are and if you are male or female.You can input your information using metric or the US system of measurement (inches and pounds). The program has an online help available and a special recource list to take your efforts further. Calculations are based on Equations based on BMR. A much more accurate method for calculating TDEE is to determine basal metabolic rate (BMR) using multiple factors, including height, weight, age and sex, then multiply the BMR by an activity factor to determine TDEE. BMR is the total number of calories your body requires for normal bodily functions (excluding activity factors). This includes keeping your heart beating, inhaling and exhaling air, digesting food, making new blood cells, maintaining your body temperature and every other metabolic process in your body. In other words, your BMR is all the energy used for the basic processes of