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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The average adult has about 21 square feet of skin.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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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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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.