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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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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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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.