1.Lifespan of a human hair is 3 to 7 years on average.
2.Fingernails grow nearly four times faster than toe nails
3.Women blink twice as many times as men
4.In your lifetime, you will produce enough saliva to fill two swimming pools.
5.An adult is made up of around 7 octillion atoms
6.All has a unique smell, unique finger print and unique tongue print.
7.The brain is more active at night than during the day.
8.Women's hearts beat faster than men's.
9.higher your IQ, the more you dream.
10.Strongest muscle in the body is the human tongue.
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