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Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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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).