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Did you know?

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

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Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

A depiction of a platypus from a book for children published in Germany in 1798 A depiction of a platypus from a book for children published in Germany in 1798
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Video: Homeostasis (range of body conditions, normal limits, mild stresses & severe stresses)

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