Interesting facts about human body

Human body is extremely complex and compound system, though research being made on human body from long ago but many mystery yet to solve. The human body still is the interesting topic for researcher and the doctors.
It shouldn’t be any wonder that even body parts and functions we deal with every day have inquiring or surprising realities and facts behind them. From sternutation (sneezes) to growth of fingernails

Following are the some interesting and amazing facts about human body.

1.  At our maturity, our body contains around 100 trillion cells; Cells are the basic unit of life. These cells are structured biologically and at the end form the whole body
2.  The biggest cell in the human body is the female ovary (Egg) and the smallest is the male sperm.
3.  Brain in the human body is the most complex and least understood part of the human structure.
4.  80% of brain made up by water.
5.  Brain shape changes at the stage of puberty.
6.  Brain use 10 watt of light to function and operate same as the ordinary light bulb
7.  Brain feels pain or response from specific organ of the body at the rate of 170 miles per hour
8.  Your brain consumes 20% of your body oxygen.
9.  Brain becomes more active at night as compare to day.
10.  You will dream more if you have higher IQ level, (Dream while sleeping!☺)
11.  During sleep, you grow around 8mm (0.3in). But when you wake up and stand or sit they shrink back to original height. The reason is that your tendon discs are squeezed like sponges by the force of gravity.
12.  Even though brain feel and control everything which happening to your body but brain itself cannot feel any pain. (Amazing)
13.  While walking and running you use 200 muscles
14.  Fatigue (Exhaustion) arises with loads of 35-65% of the entire capacity.
15.  It takes 17 muscles to smile and 43 to frown
16.  The only part in human body which cannot heal or repair itself is the Teeth
17.  Jawbone is the hardest bone in the human body.
18.  Babies are born with 300 bones, but in adult the number is reduced to 206
19.  The feet account for 1/4th of all the human body’s bones.
20.  The lungs comprise over 300,000 million capillaries. If they were laid end to end, they would stretch 2400km (1500 miles).
21.  Green and the Red color is the most confusing colors for color blinds.
22.  Males are 10 time more likely to be colorblind as compare to woman
23.  Acid of stomach is strong enough to dissolve zinc. Luckily for us, the cells in the stomach lining renovate so quickly that the acids don’t have time to dissolve it.
24.  Nail takes 6 months to rise from base to tip.
25.  By the age of 60, most people will have lost about half their taste buds
26.  Women have better smell sense than men and remain better smellers throughout their life
27.  Women blink approximately 2 times more often than men.
28.  If saliva cannot dissolve what you eat, you cannot taste it.
29.  The size of the eyes remains same throughout our life span while nose and ears keep growing.
30.  Sneezing with open eyes is impossible.
31.  Human left lung is smaller than right lung to make room for heart
32.  Women’s hearts beat faster than men’s.
33.  The human body is estimated to have 60,000 miles of blood vessels.
34.  Nail of the middle finger is the fastest growing
35.  Nails of the fingers of the hand grow about 4 times faster than on feet.
36.  Man possess heat through we can boil 33 liters of ice water

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