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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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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.