BMR Calculator

Calculate your Basal Metabolic Rate (BMR) - the number of calories your body burns at rest. This calculator uses the Mifflin-St Jeor and Revised Harris-Benedict formulas, which are scientifically proven methods to estimate your daily calorie needs based on age, gender, height, and weight.

i
Modify the values and click the Calculate button to use
years
feet inches
pounds
years
cm
kg
📊
Result
BMR: 1,717
Calories/day
Basal Metabolic Rate (BMR) 1,717 cal/day
Daily Calorie Needs Based on Activity Level
Sedentary (little or no exercise) 2,060
Light (exercise 1-3 times/week) 2,361
Moderate (exercise 4-5 times/week) 2,515
Active (daily exercise or intense 3-4 times/week) 2,661
Very Active (intense exercise 6-7 times/week) 2,962
Extra Active (very intense daily or physical job) 3,262
Exercise: 15-30 minutes of elevated heart rate activity.
Intense exercise: 45-120 minutes of elevated heart rate activity.
Very intense exercise: 2+ hours of elevated heart rate activity.