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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.