BMR Calculator
Calculate your Basal Metabolic Rate (BMR) - the number of calories your body burns at rest to maintain basic life functions.
No history yet.
Run the tool to save results.
BMR Calculator
Calculate Basal Metabolic Rate (Mifflin-St Jeor)
How It Works
- Enter your gender, age, weight, and height.
- The tool uses the Mifflin-St Jeor equation (considered the most accurate).
- Click "Calculate" to see your daily baseline calories.
- Use this number as a starting point for diet planning.
Use Cases
- Determining calorie deficit for weight loss
- Muscle gain nutrition planning
- Understanding your metabolism
- Clinical nutrition assessment
Frequently Asked Questions
What is BMR?
Basal Metabolic Rate is the energy needed for breathing, circulation, and cell production at rest.
How is it different from TDEE?
BMR is rest only. TDEE (Total Daily Energy Expenditure) includes your activity level (exercise, walking, work).
Does muscle affect BMR?
Yes, muscle tissue burns more calories at rest than fat tissue, increasing your BMR.
Related Tools
View allCalorie Calculator
Find out exactly how many calories you need to eat to maintain, lose, or gain weight based on your a...
BMI Calculator
Determine your Body Mass Index (BMI) to screen for weight categories that may lead to health problem...
Body Fat Calculator
Estimate your body fat percentage using the US Navy Method. Accurate measurement without calipers or...