Find out how many calories your body burns at rest and plan your diet smarter.
Enter your details to calculate your baseline calorie burn.
Basal Metabolic Rate (BMR) is the number of calories your body requires to perform essential life-sustaining functions such as breathing, blood circulation, temperature regulation, and cell repair while at rest.
Your BMR makes up the largest portion of your daily calorie needs. Understanding it allows you to:
This calculator provides a close estimate using scientific formulas. Actual BMR may vary based on genetics, muscle mass, and health conditions.
BMR is the calories burned at complete rest, while TDEE includes physical activity and daily movement.
You should recalculate your BMR whenever your weight, age, or activity level changes significantly.