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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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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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Everyone has one nostril that is larger than the other.