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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
Your heart beats over 36 million times a year.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
The average adult has about 21 square feet of skin.
There are 20 feet of blood vessels in each square inch of human skin.
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