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Everyone has one nostril that is larger than the other.
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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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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.
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The human body produces and destroys 15 million blood cells every second.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.