Ernest Hemingway survived through anthrax, malaria, pneumonia, dysentery, skin cancer, hepatitis, anemia, diabetes, high blood pressure, two plane crashes, a ruptured kidney, a ruptured spleen, a ruptured liver, a crushed vertebra, a fractured skull, and more.
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Sex burns about 360 calories per hour.
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In one day, adult lungs move about 10,000 litres of air.
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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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Within three days of death, the enzymes that once digested your food begin to eat you.
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Your body is creating and killing about 2.4 million red blood cells per second.
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Every hour one billion cells in the body must be replaced.
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