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Thyroid conditions may make getting pregnant impossible.

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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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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

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