Tag: Muscle vs fat calories

While a pound of fat burns a meager 2-3 calories per day at rest, a pound of muscle burns approximately 6-10 calories. This key metabolic difference is central to understanding the surprising answer to how many calories are in muscle and its true impact on your body.

Fat is far more energy-dense than muscle, containing over four times the calories per kilogram. This fundamental difference provides the key to understanding how many kJ are in a kg of muscle and the nuanced role of different tissues in your metabolism.