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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.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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The average adult has about 21 square feet of skin.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.