Your BMR is how many calories your body burns at rest. Combined with your activity level, it tells you how much energy you use each day.
Understanding your BMR is a useful starting point. If you're finding it hard to create a sustainable calorie deficit through diet and exercise alone, a prescriber can assess whether clinically-supported weight management could help.
See if you're eligible for supportEstimates use the Mifflin–St Jeor equation, which is widely used in clinical practice. Individual calorie needs vary. This tool is for general information only — not medical or dietary advice. Consult a healthcare professional before making significant changes to your diet.