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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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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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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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The horizontal fraction bar was introduced by the Arabs.