The Science of Sleep: How Many Calories Do You Burn While Sleeping?

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Sleep is a fundamental aspect of our daily lives, but have you ever wondered if you burn calories while you’re asleep? The idea of losing weight simply by catching some Z’s is an appealing one, but the reality is a bit more nuanced. In this article, we will explore the science behind how many calories do you burn sleeping and why it’s essential for maintaining a healthy lifestyle.


Resting Metabolic Rate (RMR)

To understand how many calories you burn while sleeping, we first need to grasp the concept of Resting Metabolic Rate (RMR). RMR represents the number of calories your body needs to maintain basic functions while at rest. These functions include breathing, circulating blood, regulating body temperature, and cell production. RMR accounts for the majority of the calories you burn daily, even when you’re not physically active.

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