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In our ongoing quest for amazing news about all
manner of things, we have put together this list under category of
science, a great list of amazing human facts. These are some of the most
amazing things about our bodies that everyone should know, hopefully an
amazing news to most of our readers!
The stomach’s digestive acids are strong enough to dissolve zinc.
Fortunately for us, the cells in the stomach lining renew so quickly
that the acids don’t have time to dissolve it.
The lungs contain over 300,000 million capillaries (tiny blood vessels).
If they were laid end to end, they would stretch 2400km (1500 miles).
Each finger and toenail takes six months to grow from base to tip.
The largest organ in the body is the skin. In an adult man it covers
about 1.9m2 (20sq ft). The skin constantly flakes away – in a lifetime
each person sheds around 18kg (40 lb) of skin.
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When you sleep, you grow by about 8mm (0.3in). The next day you shrink
back to your former height. The reason is that your cartilage discs are
squeezed like sponges by the force of gravity when you stand or sit.
The average person in the West eats 50 tonnes of food and drinks 50,000
liters (11,000 gallons) of liquid during his life.
The focusing muscles of the eyes move around 100,000 times a day. To
give your leg muscles the same workout, you would need to walk 80km (50
miles) every day.
In 30 minutes, the average body gives off enough heat (combined) to
bring a half gallon of water to boil.
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A single human blood cell takes only 60 seconds to make a complete
circuit of the body.
The eyes receive approximately 90 percent of all our information, making
us basically visual creatures.
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