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Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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There are approximately 3 million unintended pregnancies in the United States each year.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.