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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
If you could remove all of your skin, it would weigh up to 5 pounds.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
The average adult has about 21 square feet of skin.
The longest a person has survived after a heart transplant is 24 years.
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