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BMR Calculator

Basal Metabolic Rate

Your BMR is the number of calories your body burns at complete rest. It accounts for basic functions like breathing, circulation, and cell repair.

BMR Calculator

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Frequently Asked Questions

What is BMR?

Basal Metabolic Rate (BMR) is the minimum number of calories your body needs at complete rest to maintain vital functions.

What is the Mifflin-St Jeor equation?

It is the most widely validated formula for calculating BMR: For men: (10 × weight) + (6.25 × height) − (5 × age) + 5. For women: same − 161.

What is the difference between BMR and TDEE?

BMR is your resting calorie burn. TDEE includes activity on top of BMR and is what you should base your diet on.

Can my BMR change over time?

Yes. BMR decreases with age and when you lose significant weight, but can increase with more muscle mass.

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