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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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.