• In an unborn baby , the brain is formed much quicker than other organs
• The brain reaches its full weight when you are 6 years old.
• The brain does not feel any pain. As a result doctors can perform operations on people who are conscious.
• Brain cells begin to die if they don't get oxygen for three to five minutes.
• The brain gets 20% of your body's oxygen even though it only makes up 2 % of your weight.
• Everyone's brain has the same features but no brain looks exactly like any other.