![]() What a lot of people don’t realise is that even if you lie on the couch all day your body would still burn a certain number of calories to keep you alive, to provide energy for functions such as breathing, blood circulation and thermoregulation. Now, just to make things more confusing, BMR is often interchanged with RMR (Resting Metabolic Rate), which is also referred to as REE (Resting Energy Expenditure)!ĭespite the different abbreviations, BMR, RMR and REE are all simply techniques used by scientists to measure the amount of energy a person requires to perform normal bodily functions. BMI Percentile Calculator for Child and Teen. What is BMR?Īnother abbreviation we often see in training magazines is BMR, or Basal Metabolic Rate. By the BMI system, the bodybuilder would be in the same class as the overweight man. This is one of the problems with BMI – it isn’t the best measure for everyone, particularly fit and active people with a high amount of muscle mass (which triathletes fall into!).įor example, let’s say we have two men who are the same height and both weigh 100 kg, but one of these men is a bodybuilder with a low body fat percentage while the other is overweight and doesn’t exercise. Going back to our example of the two men at 195 pounds, the one that maintains a higher total amount of body fat may only burn around 2400 calories per day for instance. Now, you may be reading this as a fit and healthy individual, and after working out your BMI realise you fall into an overweight or obese class. To discover your the exact number of calories your body uses in a given day, with or without exercise, use our Advanced TDEE calculator. While a BMI between 18.5 kg/m 2 and 25 kg/m 2 is considered normal, the different classifications are: BMI is used mostly by health professionals to determine a person’s risk factor for diseases, such as cardiovascular conditions, certain cancers or type 2 diabetes.
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