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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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Your heart beats over 36 million times a year.
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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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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.