By Masxii Nov 8, 2011

1.       The nail on our middle finger grows fastest. The nail on the thumb grows slowest.

2.       The most common disease of the world is tooth-decay.

3.       One fifth of the oxygen we inhale is used up by the cells in the brain.

4.       It is impossible to sneeze and keep your eyes open at the same time.

5.       When you were only a fertilized egg - you were about the size of the head of a pin!

6.       Man's three-pound brain is the most complex and orderly arrangement of matter known in the universe.

7.       On average, we lose 11 oz. of weight while we are asleep at night.

8.       The human eye can distinguish about 17,000 different colours.

9.       There are more than 600 muscles in our muscular system.

10.   Blind people who have been blind from birth cannot dream sights but they dream sounds instead.

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