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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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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.