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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
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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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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.