Skip to content

Tag: Human brain energy

Explore our comprehensive collection of health articles in this category.

Why Do Humans Need So Many Calories? The Evolutionary Energy Riddle

4 min read
The human brain, though only accounting for 2% of our body mass, consumes approximately 20% of our resting metabolic energy, requiring us to consume so many calories to sustain this powerful organ. This remarkable energy demand is a key part of the evolutionary puzzle behind human metabolism and our daily food intake.