Energy needs: basal metabolic rate
Change the mass, height, age and activity level to see the energy needed each day.
Works in metric or imperial units.
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Questions students ask
What is basal metabolic rate?
The energy the body uses at rest to stay alive: breathing, heartbeat, keeping warm.
What formula does it use?
Mifflin–St Jeor: BMR = 10m + 6.25h − 5a + 5 (male) or − 161 (female), kcal/day; daily need = BMR × activity factor.
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