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Our brains also use far less energy than almost any computer but your cell phone. 2500 kilocalories / day = 120 Watts. Your brain is something like a quarter
by saalweachter 11y ago
Our brains also use far less energy than almost any computer but your cell phone.
2500 kilocalories / day = 120 Watts. Your brain is something like a quarter of that, so about 30 Watts for your brain.
- KG8 11y agoDepends on the brain. There are people with faster metabolic rates or as one paper detailed some time ago that people with very good eye sight had to paid a higher price in terms of energy spent.
- hyperion2010 11y agoThis is true, but without the blood to carry excess heat away your brain would still heat up to the point where its cells would no longer be able to function and you would die (only need in increase of about ~3C).