Facts about Human Body

Human body in numbers

• Human body contains 37.2 trillion cells which are of 200 different types.
• There are about 100 billion skin cells present in human body.
• Human brain contains 100 billion neurons. Each day the average person has about 60,000 thoughts.
• There are about 127 million retinal cells, which allows us to distinguish 10 million different colors. There are about 120 million rod cells and 6 million cone cells.
• There are 30 trillion red blood cells
• About 300 million cells die every minute in our body.
  

• 206 bones are present in adults and 300 bones in children, in children some of them fuses as they grow up.
• Human body contains 640 muscles and 360 joints.
• 23,040 breaths per day
• 115,200 heartbeats per day.
• There are about 100,000 hair follicles, 100 hair strands are lost everyday.
• There are about 60 million sensory receptors.
• 1000 olfactory receptors allowing us to distinguish 50,000 different smells.
• Human fingers can feel objects as small as 13 nanometers.
• Our taste buds are replaced in every 10 days.
• Human body contains 6 liters of blood.
  

• The heart pumps nearly 1.5 million barrels of blood during a Lifetime.
• Each day, our heart creates enough energy to drive a truck for 32 kms.
• Human heart can keep beating even if is separated from the body, because it has its own electrical impulse.
  

• When awake, the human brain produces enough electricity to power a small light bulb.
• The brain can hold 1 quadrillion (10 million billion) bits of information.
• An average person produces about 23,000 liters of saliva in lifetime, which is enough to fill two swimming pools.
• Human body has enough iron in it to make a metal nail of 7.6 cm long.
  

• If the DNA of all cells will be uncoiled , it would stretch 10 billion miles from here to pluto and back.
• If acid of stomach gets onto skin, it would burn a hole in it.

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