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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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