Amazing Facts of the Human Body

Amazing Facts of the Human Body

• Our heart beats around 100,00 times every day.
• Our blood is on a 60,000-mile journey.
• Our eyes can distinguish up to one million colour surfaces and take in more information than the largest telescope known to man.
• Our lungs inhale over two million litres of air every day, without even thinking. They are large enough to cover a tennis court.
• Our hearing is so sensitive it can distinguish between hundreds of thousands of different sounds.
• Our sense of touch is more refined than any device ever created.
• Our brain is more complex than the most powerful computer and has over 100 billion nerve cells.
• We give birth to 100 billion red cells every day.
• When we touch something, we send a message to our brain at 124 mph.
• We have over 600 muscles.
• We exercise at least 30 muscles when we smile.
• We are about 70 percent water.
• We make one litre of saliva a day.
• Our nose is our personal air-conditioning system: it warms cold air, cools hot air and filters impurities.
• In one square inch of our hand we have nine feet of blood vessels, 600 pain sensors, 9000 nerve endings, 36 heat sensors and 75 pressure sensors.
• We have copper, zinc, cobalt, calcium, manganese, phosphates, nickel and silicon in our bodies.

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