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basal metabolic rate

Your basal metabolic rate (BMR) is defined as the rate at which your body uses energy when you are resting in order to keep vital functions going such as breathing.

(noun)

The rate at which your body uses energy to breath and stay warm is an example of your basal metabolic rate.

See basal metabolic rate in American Heritage Dictionary 4

noun Abbr. BMR

The rate at which energy is used by an organism at complete rest, measured in humans by the heat given off per unit time, and expressed as the calories released per kilogram of body weight or per square meter of body surface per hour.

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