BMR Calculator - Basal Metabolic Rate
Calculate Basal Metabolic Rate (BMR) - calories burned at rest. Uses Mifflin-St Jeor equation for accurate results. See daily calorie needs for all activity levels from sedentary to very active.
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📊 BMR Calculator Guide
What is BMR? Basal Metabolic Rate is the number of calories your body burns at rest.
Mifflin-St Jeor Equation: Most accurate BMR formula used by nutritionists.
TDEE: Total Daily Energy Expenditure = BMR × activity multiplier.
Use BMR for: Weight loss/gain planning, calorie tracking, meal planning.
How to Use BMR Calculator
- 1
Choose unit system: metric (kg, cm) or imperial (lbs, in).
- 2
Enter age, gender, weight, and height.
- 3
Click Calculate to see BMR.
- 4
View TDEE for different activity levels.
Frequently Asked Questions
What is BMR?▾
BMR (Basal Metabolic Rate) is the number of calories your body burns at complete rest to maintain vital functions like breathing, circulation, and cell production.
BMR vs TDEE - what is the difference?▾
BMR is calories at rest. TDEE (Total Daily Energy Expenditure) is BMR multiplied by your activity level, showing total daily calories burned.
Is BMR accurate?▾
The Mifflin-St Jeor equation used here is one of the most accurate BMR formulas, validated by nutritionists and dietitians worldwide.
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