Blood is actually a tissue. It also accounts for around 8% of your body weight
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Top 5 Amazing Facts About Blood
#2
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There are about 2.4 trillion red blood cells in a pint of blood. White blood cells (which aid in fighting infection and healing the body) account for only 1% of all blood cells
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#3
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The human body makes about 17 million red blood cells per second but can increase output by seven times if induced by stress
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#4
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There's gold in your blood. About 0.2 milligrams
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#5
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When the human body is at rest it takes six seconds for blood to travel from the heart to the lungs and back, eight seconds to the brain and back and sixteen seconds to the toes and back
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#6
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There are around 100,000 miles of blood vessels inside the human body
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#7
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One pint of human blood can help save up to three lives. One man, James Harrison, has donated blood over 1,000 times, saving over two million unborn babies from rhesus disease
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#8
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Laughter can actually increase blood flow by as much as 20%
