Wednesday, June 6, 2007

Amazing facts

- It is not possible to tickle yourself. The cerebellum, a part of the brain, warns the rest of the brain that you are about to tickle yourself. Since your brain knows this, it ignores the resulting sensation.
- Once a human reaches the age of 35, he/she will start losing approximately 7,000 brain cells a day. The cells will never be replaced.
- Over 80% of the brain is water.
- People who ride on roller coasters have a higher chance of having a blood clot in the brain.
- The human brain has about 100,000,000,000 (100 billion) neurons.
- All babies are colour blind when they are born.
- The eye of a human can distinguish 500 shades of the green.
- Lifespan of an eyelash is approximately 150 days
- Eyebrow hair lasts between 3-5 months before it sheds
- Hair is made from the same substance as fingernails
- Next to bone marrow, hair is the fastest growing tissue in the human body.

No comments: