❤️

BMR Calculator - Basal Metabolic Rate Calculator

Free BMR calculator to find your basal metabolic rate. Learn how many calories your body burns at rest using Mifflin-St Jeor and Harris-Benedict equations.

BMR Calculator

Calculate your Basal Metabolic Rate

yas

Your age in years.

Biological sex affects metabolism.

kg

Your weight in kg.

cm

Your height in cm.

%

Your BMR

Enter your values to see results

and click the "Calculate" button

What is BMR?

Basal Metabolic Rate (BMR) is the number of calories your body needs to perform basic life-sustaining functions like breathing and circulation. It's the calories you'd burn if you stayed in bed all day.

How to Use This Calculator

  1. Enter your age
  2. Select your gender
  3. Enter your weight and height
  4. Click Calculate to see your BMR

BMR Formula (Mifflin-St Jeor)

Men: (10 × weight) + (6.25 × height) - (5 × age) + 5

Women: (10 × weight) + (6.25 × height) - (5 × age) - 161

Frequently Asked Questions

What's the difference between BMR and TDEE?
BMR is calories at complete rest. TDEE includes BMR plus all daily activities.
Can I increase my BMR?
Yes! Building muscle increases BMR since muscle burns more calories than fat.

Explore more calculators

100+ calculators for finance, health, math, and everyday life

All Calculators