Despite the fact that brain represents just 2% of total body weight consumes 20% of the energy generated by human body.This energy is crucial for fueling nerve impulses and to maintain healthy brain cells.
Weight of the brain is approximately 1.35kg (3 pounds).
There are about 86 billion neurons in an average human brain.
The total length of all the nerves in a human body is about 75 km.
There are 400 miles of blood vessels in brain.
An incoming brain impulse speed is about 400km\hour.
The portion of the brain that is responsible for language and consciousness is called Neocortex. This makes up approximately 76% of human brain and is larger than any other animal’s brain.
There is 2500000 gigabytes of storage space in a human brain.The top of the line iPhone 8 has 256 gigabytes.
The average human brain is estimated to generate around 50000 thoughts per day.Unfortunately, it is also estimated that 70% of these thoughts are negative in most people.
Humans blink about 20000 times a day and each time we blink brain keeps things brightened so the whole world will not go dark every time we blink.
Although pain is processed in brain, our brain has no pain receptors. So, brain feels no pain. This explains how brain surgery can be performed without pain or much discomfort while the patient is awake.
Teenage brains are really different from adult brains.
Harvard University maintains over 7000 human brains for research purpose
About 100,000 chemical reactions occur every second in a human brain.
Its not true that sleeping pills put us to sleep. In fact, they put our brain into a state similar to being in coma, by passing any restorative value of sleeping.
Its not possible to tickle yourself. It is because the cerebellum a part of the brain warns the rest of brain that you are going to tickle yourself. Since your brain knows this, it ignores the resulting sensation.
It is believed that brain receives more oxygen while yawning. Therefore working to “cool it down” and stimulates it.
Brain damage occurs when fever goes above 107.5 degrees Fahrenheit.
In general, men’s brains are 10% bigger than women’s even after taking into account larger body size.
There is no such thing as left brain or right brain personality type. We are not left brained or right brained, but “whole-brained”.