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BMR Calculator — Basal Metabolic Rate
Calculate your Basal Metabolic Rate (BMR) — the number of calories your body burns at rest. Uses the Mifflin-St Jeor equation, the most accurate formula for most people.
Frequently asked questions
What is BMR?
BMR is the number of calories your body needs to maintain basic functions at rest — breathing, circulation, and cell production.
What is the Mifflin-St Jeor equation?
Men: BMR = 10×weight(kg) + 6.25×height(cm) − 5×age + 5. Women: BMR = 10×weight(kg) + 6.25×height(cm) − 5×age − 161.
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