Interesting Facts About The Human Body

The human body can be described as the entire structure of a human being. The human body is composed of various kinds of cells which together create the tissues and subsequently organ systems. The cells in the human body function because of the DNA which sits within the nucleus of the cell. Some interesting facts about the human body are given in the points mentioned below.

  • There are around 37 trillion cells in the human body.
  • The cornea of the human eye is the only part of the body which has no blood supply. The cornea receives oxygen directly from the air.
  • The human skull is made up of 29 different kinds of bones.
  • The mouth produces about 1 liters of saliva every day.
  • An average human being has about 67 different species of bacteria in their belly button.
  • The acid produced in the stomach can dissolve metals.
  • An average human being spends 10% of the day blinking.
  • Blood vessels of an adult would be 100,000 miles long and that of a child would stretch over 60,000 miles.
  • The total weight of the bacteria present in the human body is around 2 kg.
  • The heart pumps 182 million liters of blood during an average lifetime.
  • Nerve impulses sent from the human brain move at a speed of 274 km/h.
  • Human beings are the only species that are known to blush.
  • Metabolism refers to all the physical and chemical processes in the human body that convert or use energy.
  • The human body contains enough fat to make seven bars of soap.
  • The average lifespan of a human hair is 3 to 7 years.
  • Women blink twice as many times as men do.
  • Every human being has a unique fingerprint, unique smell, and unique tongue print.
  • The jawbone is the hardest bone in the human body.
  • Human babies are color blind at birth, they can only see the color black and white.
  • The human skeleton renews itself completely every 10 years.
  • The masseter or the jaw muscle is the strongest muscle in the human body.
  • Humans beings spend about 5 years of their lives eating.
  • An average human shed 40 pounds of skin in one lifespan.

These were some interesting facts about the human body. Subscribe to BYJU’S YouTube Channel to watch interactive video lessons on various science and math topics.

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About the Author: Vijay Aegis

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