What's the difference between BMR and TDEE?

BMR is calories burned at complete rest; TDEE adds activity level on top of BMR for total daily energy expenditure.

BMR Calculator

Basal Metabolic Rate (BMR) estimates how many calories your body burns at rest. This calculator uses the widely-used Mifflin-St Jeor equation.

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Formula

BMR = 10×weight + 6.25×height − 5×age + (5 for men, −161 for women)

Understanding Your Health Numbers: BMI, BMR, and Body Composition Explained

What BMI, BMR, and body fat percentage formulas actually measure, their limitations, and how to interpret your results.

How Your Basal Metabolic Rate Is Calculated

The Mifflin-St Jeor equation explained step by step, and how BMR becomes a real daily calorie target.

Losing Weight Sustainably: How to Actually Set a Calorie Target

A complete walkthrough from BMR to TDEE to a real daily calorie target, showing how each calculation builds on the last.

TDEE Calculator

Calculate your Total Daily Energy Expenditure based on activity level.

BMI Calculator

Calculate your Body Mass Index from your height and weight.

Daily Calorie Calculator

Calculate daily calorie needs to maintain, lose, or gain weight.

Body Fat Percentage Calculator

Estimate body fat percentage using the U.S. Navy circumference method.

Ideal Weight Calculator

Estimate ideal body weight using the Devine formula.

Daily Water Intake Calculator

Estimate how much water you should drink per day based on your weight.