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Did you know?
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
Did you know?
The human body produces and destroys 15 million blood cells every second.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The longest a person has survived after a heart transplant is 24 years.
Did you know?
During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.