eli5: why does having more muscle mass increases bmr (Basal metabolic rate)

Question

eli5: why does having more muscle mass increases bmr (Basal metabolic rate)

In: 1

Answer 1

All the tissues of the body need a constant supply of energy to stay alive and carry out their functions.

Muscle is no exception. All muscle consumes energy, so the more muscle you have, the more energy your body consumes.