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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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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
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The horizontal fraction bar was introduced by the Arabs.