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The minimum number of calories your body burns at complete physical rest to sustain vital biological life functions.
Use our verified, free in-browser Calorie Calculator to run scenarios and export PDF reports.
BMR accounts for approximately 60% to 75% of your daily energy expenditure. It powers involuntary physiological functions including cardiac pumping, respiration, cellular repair, kidney filtration, and brain function.
The Mifflin-St Jeor equation is the modern clinical gold standard for estimating BMR based on gender, weight, height, and age.
Mifflin-St Jeor clinical equations where W is weight in kg, H is height in cm, and A is age in years.
Body mass in kilograms.
Stature in centimeters.
Chronological age in completed years.
Scenario: A 30-year-old male weighing 80 kg and measuring 180 cm