Human Body is one of the greatest machines of nature. Here are some of amazing facts of human body you should know about
- STOMACH
Our stomach is full of digestive acid which is composed of Hydrochloric Acid, Potassium Chloride, and Sodium Chloride, strong enough to melt zinc. But we don’t have to worry because gastric lining renews itself so quickly that the acids don’t have time to eat through that.
2. BONES
Human Body is composed of 206 bones. Human bones especially femur is about 4 times stronger than concrete. A cubic inch of bone can bear a load of 19,000 lbs which is over 8.6 tons.
3. HUMAN EYE
On an average day, the focusing muscle of the human eyes moves about 100,000 times. To put that in perspective, this would be the same as walking 50 miles everyday for your leg muscles.
4. HEAT IN HUMAN BODY
The average human body gives off enough heat in only a half hour to boil a half-gallon of water.
5. BLOOD VESSELS
If all the blood vessels in Human Body were placed end to end, they would circle the globe with a combined length of over 25,000.
6. ENOUGH SALIVA
In your lifetime, you will produce enough saliva to fill two swimming pools.
7. LUNGS
Lungs consist of over 300,000 million capillaries which are tiny blood vessels. If they were laid out, they would span 1,500 miles.
8. TESTICLES
An average man’s testicles produce 10 million new sperm cells per day. That’s enough new to repopulate the entire planet in 6 months.
9. LARGEST ORGAN
The largest organ in a human body is skin, each person will shed off nearly 40 lbs of it in his or her lifetime.
10. You go sleep and wake up two different sizes
Being tallest right after getting out of bed but shrinking during the day by being weighed down by the forces of gravity.
11. Humans are the only mammals in the world that cannot breathe and swallow at the very same time.
12. When you blush, your stomach lining also reddens.
13. FEMALE OVARIES
In a female’s ovaries, there are over 500,000 eggs but only 400 of them will ever get the chance to create a life.
Sources:
- Wikipedia
- Informistan
- Health HowStuffWorks