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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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Everyone has one nostril that is larger than the other.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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There are 20 feet of blood vessels in each square inch of human skin.
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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.