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The average office desk has 400 times more bacteria on it than a toilet.
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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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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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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.