Our brain’s


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Our brain’s

1- The brain’s weight is about 2% of the adult’s body weight.
2- It produces around 25-25 watts of power a day.
3- Our human brain performs about 100,000 chemical operations per second.
4- The attention span for the human brain ranges from 8-12 seconds.
5- The number of neurons in the human brain is about 100 billion neurons and a trillion glial cells.
6- The speed of the brain’s neural signal ranges to about 450 kilometers per hour and can process 40 trillion operations per second, outperforming the most powerful computer system known to humans.
7- The storage capacity of our minds is endless, as there are no limits to what our minds can absorb.
8- Our minds need 6 minutes to respond to the influence of alcohol.
9- Although the weight of the brain does not exceed 2% of the body weight, it consumes 20% of the oxygen that enters the body, i.e. 10 times the other tissues.
10- An adult with a brain weight of about 1.25 kg.
11- The brain cells do not have pain receptors and therefore do not feel pain.
12- Magnetic resonance images of the brain appear in the case of rejection or objection the same effect in the case of pain.

13- 60% of the solid mass of our brain consists of fat and 70% of the total brain weight consists of water.

14- There are no confirmed explanations for how dreams occurred during sleep.

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