Amazing Facts about Human Body
We all should be proud that God has gifted us a with a life and given beautiful body with non-stop functioning heart, five sense organs, huge brain to learn, and think, a good digestive system to digest the food which we eat, the excretory system to eliminate the waste and lot more. Now it’s our duty to save and protect the god’s gift.
Everyone should be aware of our body parts, its functioning and its role in our daily life. We all are so busy with our daily routine work, where we cannot spend a day for our complete body analysis. Our body is composed of cells, tissues, organs and organ system. There are billions of cells, which are working from the time of our birth until our death. We should be aware of all these facts and learn to keep them healthy by practicing good diet followed with regular exercise, as it is for our own benefit. We take bath daily to keep our external body clean and tidy in the same way we need to exercise daily to remove all the dirt (toxins) from our internal body.
7th of April is celebrated as a World Health Day. This is organized by the WHO- World Health Organization in order to bring the awareness about our own health.
Here are some interesting and amazing facts about our body which we never knew.
- A Human Brain is more active at the nights than during the daylight. It contains about 86 billion nerve cells.
- The middle fingernail grows faster than the other finger nails.
- The complete lifespan of a single hair follicle is about 3 to 7 years.
- A human tongue produces enough saliva, which can fill two swimming pool and it is considered as the strongest muscle in our body.
- A human outer skin shed and regrow for every 27 days.
- A human body produces 300 billion new Cells in a day.
- Jawbone is the hardest bone in the human body.
- As per the research, a healthy human being can survive 20 days without food, 2 days without water and 11 days without sleeping.
- For every 10 years, we get a new skeleton.
- A human mouth carries a number of bacteria which are equal to the total number of people living on the planet Earth. These bacteria do not cause any harm, in turn, they protect us from harmful disease causing organisms.
- In a single day, blood travels about the distance of 19,312 kilometers and our heart pumps around 1.5 million barrels of blood in our lifetime, which can fill 200 train fuel tank.
- A healthy person breath approximately 20,000 breaths per day.
- Human ears grow a quarter of a millimeter per year. The size of the eyes remains the same size from birth, but our nose and ears keep on growing and the size our nose is equal to the size of our thumb finger.
- The total rate of human heart beat is 35 million times a year.
- In a day we inhale about two million litres of air.
- It is advised to sleep for at least for 8 hours because our body releases growth hormones during sleep.
- Our body is composed of many metals copper, zinc, cobalt, calcium, manganese, phosphates, nickel and silicon.
- The thighbone of an adult human is considered as the longest bone, which measures about 18 inches (46 cm) and the shortest bone is present in the human ears, which is shorter than a rice grain.
- A newborn baby has 300 bones and an adult human has 206 bones.
- Human teeth are hard as rocks and the Enamel of our teeth are considered as the hardest substance in the human body.
- At the age of 18 our brain stops growing and the weights our brain is about 3 pounds.
- Alike fingerprints, every human has a unique tongue print.
- The highest speed rate of our sneeze is 165 kph.
- We use 200 muscles to move a step forward.
- Our skin carries more than 32 million of Bacteria, which are harmless and they protect our body by invading disease-causing microbes.
- The main source of body odor is our feet. A pair of feet usually has 5 to 6 lakhs of sweat glands.
- There are totally 300 millions of alveoli in our lungs, which helps in the exchange of oxygen and carbon dioxide gas. In a day we inhale about two million liters of air.
- A hair colour helps in finding the dense of hair and a total number of hair follicles in our head. An individual with black coloured hair have about – one lakh ten thousand follicles, an individual with brown coloured hair have about – one lakh follicles and an individual with coloured hair have about – Eighty-six thousand follicles.
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