Who Gives Us Energy to Work? The Comprehensive Guide to Physical and Mental Fuel
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5 min read
The human brain, despite making up only 2% of the body's mass, consumes roughly 20% of the body's total energy, highlighting the intense energetic demands of cognitive tasks. Answering the question "Who gives us energy to work?" reveals a complex interplay between the food we eat, the metabolic processes in our cells, and profound psychological and lifestyle factors. True work energy is a blend of biological function and mental drive.
