The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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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.
Many thought ideological politics was over in the United States, but 2012 showed strong ideological
Gianlorenzo Bernini, David.
Household Income in the United States by Quintiles, 2009
The Lorenz Curve for the United States, 2009
GDP per Capita in the United States, the United Kingdom, and Japan, 1870–2009