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More than 4.4billion prescriptions were dispensed within the United States in 2016.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Vaccines prevent between 2.5 and 4 million deaths every year.
If you could remove all of your skin, it would weigh up to 5 pounds.
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