- Men have 10% more red blood cells than women.
- The number 4 is the only number that has the same number of letters in it.
- The most popular snack food is potato chips.
- 'Bookkeeper' and 'bookkeeping' are the only 2 words in the English language with three consecutive double letters.
- The human body creates 2,500,000 new red blood cells every second.
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