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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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Vaccines prevent between 2.5 and 4 million deaths every year.

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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Catbirds and robins reject objects shaped similarly to cowbird eggs no more frequently than objects Catbirds and robins reject objects shaped similarly to cowbird eggs no more frequently than objects
Kuiper Belt Objects Kuiper Belt Objects
The end of a box-end wrench is angled 15 degrees to allow clearance for nearby objects or other ... The end of a box-end wrench is angled 15 degrees to allow clearance for nearby objects or other ...
A typical hacksaw that is used to cut metal. If cutting sheet metal or thin objects, then use a ... A typical hacksaw that is used to cut metal. If cutting sheet metal or thin objects, then use a ...
After all valves have been properly measured and adjusted as necessary, start the reassembly process ... After all valves have been properly measured and adjusted as necessary, start the reassembly process ...
Good body mechanics for lifting heavy objects. Good body mechanics for lifting heavy objects.
Video: Male Reproductive System - The gonadotropin releasing hormone

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