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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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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.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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The human body produces and destroys 15 million blood cells every second.
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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.