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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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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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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.