BMR Calculator

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How to Use

  1. Select your gender
  2. Enter your weight in kilograms
  3. Enter your height in centimeters
  4. Enter your age
  5. Click Calculate to see your BMR and calorie needs

BMR Formula (Mifflin-St Jeor)

Men: BMR = 10W + 6.25H - 5A + 5 Women: BMR = 10W + 6.25H - 5A - 161

Example: Where W = weight (kg), H = height (cm), A = age (years)

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Frequently Asked Questions

What is BMR?

BMR (Basal Metabolic Rate) is the number of calories your body needs to perform basic life-sustaining functions at rest.

How to use BMR for weight loss?

To lose weight, consume fewer calories than your daily calorie needs (BMR × activity level). A 500 calorie deficit typically results in 1 pound loss per week.

What factors affect BMR?

BMR is affected by age, gender, weight, height, muscle mass, genetics, and hormones. Men typically have higher BMR than women.

How accurate is BMR calculation?

BMR calculations provide a good estimate. Actual BMR can vary based on body composition, metabolism, and other factors.

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