human body

Top 20 Interesting Facts About Human Body


Top 20 Interesting Facts About Human Body

Today, I am going to share with you some unbelievable facts about the human body. The human body is fascinating, But in fact, the human body is one seriously complex and mysterious mechanism. There are some unbelievable facts about the human body :

1. The stomach’s digestive acids are strong enough to dissolve zinc. As a part of the digestive process, your stomach secretes hydrochloric acid. This acid is a powerful compound, but mucous lining the stomach wall keeps it within the digestive system. As a result, it breaks down the food you consume, but not your own stomach.

2. The human lungs contain over 300,000 million tiny blood vessels. If lungs were laid end to end, they would stretch 2400kms.

. Human bone is as strong as granite in supporting the weight.

4. Each finger and toenail takes six months to grow from base to tip.

5. The largest organ in the human body is the skin. In an adult man, it covers about 1.9m2. The skin constantly flakes away, in a lifetime each person can shed around 18kg of skin.

6. When we sleep, we grow by about 8mm, and the next day we shrink back to our former height. The reason is that our cartilage discs are squeezed like sponges by the gravity force when we stand or sit.

7. Each kidney in the human body contains 1 million individual filters. They filter an average of around 1.3 litres of blood per minute and expel up to 1.4 litres of urine in a day.

8. The focusing muscles of human eyes move around 100,000 times a day. To give the same workout to your leg muscles, you would need to walk 80km every day.

9. In 30 minutes, the average body gives off enough heat to bring a half gallon of water to boil. A human body can produce heat from – exercise, metabolizing food, maintaining homeostasis etc.

10. A single human blood cell takes only 60 seconds for making a complete circuit of the body.

11. The eyes receive approximately 90 percent of all our information, making us basically visual creatures.

12.By the age of 18, our brain stops growing. Because from that age our brain begins to lose more than 1000 cells every day. Our brain works continuously and never rests, even when you’re asleep.

13.Do you know?The strongest muscle in the human body is the tongue.

14.The only part of your body that has no blood supply is the cornea in the eye. It gets its oxygen directly from the air.

15. A normal human being can survive 20 days without eating but can survive only 2 days without drinking.

16.Do you know that within three days of dying, the enzymes that digested a person’s food will begin to digest that person’s body?

17.Your skeleton keeps renewing itself every ten years which means that every ten years you get a new skeleton.

18.A person takes about 23,040 breaths a day or about 672,768,000 breaths in a lifetime.

19.A human’s little finger contributes over 50% of the hand’s strength.

20. Our brain uses up to 20% of all your body’s oxygen and calories.