Tag: Mental activity

Although accounting for only 2% of total body weight, the human brain consumes roughly 20% of the body's total resting energy. This high metabolic demand leads many to wonder, 'Do I lose calories by thinking?' While the answer is technically yes, the effect is far less significant than you might imagine.

According to scientific estimates, the adult human brain, which accounts for only 2% of the body's weight, consumes a significant 20% of its resting metabolic energy. While it might seem logical that intense mental effort would significantly increase this number, the answer to whether your brain burns calories when studying is more complex than you might think.