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Did you know?

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

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Acute exacerbations of asthma can require management in the emergency department. The child is place Acute exacerbations of asthma can require management in the emergency department. The child is place
The Ku Klux Klan forces John Campbell, a black man, to beg for his life in Moore County, North Carol The Ku Klux Klan forces John Campbell, a black man, to beg for his life in Moore County, North Carol
An emergency department physician at work An emergency department physician at work
Great Serpent Mound, Adams County, Ohio, Hopewell culture. Great Serpent Mound, Adams County, Ohio, Hopewell culture.
The U.S. Department of Agriculture offers the SuperTracker tool to help you track, analyze, and plan ... The U.S. Department of Agriculture offers the SuperTracker tool to help you track, analyze, and plan ...
Video: Acids and bases - definition

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