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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
If you could remove all of your skin, it would weigh up to 5 pounds.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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