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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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An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

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Medication errors are three times higher among children and infants than with adults.

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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

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The human body produces and destroys 15 million blood cells every second.

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