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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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Excessive alcohol use costs the country approximately $235 billion every year.
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.