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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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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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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.