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Did you know?
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
![Cast of Isotelus rex, the largest known trilobite from the middle to upper Ordovician of North Ameri](https://biology-forums.com/gallery/47/medium_12359_29_04_12_6_05_29.jpeg)
![Martin Van Buren, sitting uncomfortably for this engraving, would eventually ascend to the presidenc](https://biology-forums.com/gallery/47/medium_374628_16_08_15_9_59_54_222701478.jpeg)