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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.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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