# Basal Metabolic Rate (BMR) Calculator

Calculate Your Basal Metabolic Rate

The Basal Metabolic Rate (BMR) Calculator estimates your Basal Metabolic Rate (BMR) - the amount of energy per unit time that you need to keep your body functioning at rest in a neutrally temperate environment. Basal metabolic rate affects the rate that a person burns calories; which in other words, whether a person maintains, gains, or loses weight. There are several estimation formulas existed. This formula is offered up by Mifflin - St Jeor.

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Your Basal Metabolic Rate:

1630
Calories/day

For most people, the basal metabolic rate takes up about 60 to 75% of the daily calorie consumption.

Usually, BMR declines by about 1–2% per decade after age 20.