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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.
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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
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Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
Soil Degradation and Loss
Age and Grammatical Knowledge The challenge of learning a second language rises with age. Source: J
The Rise of the Second American Party System, 1828
That politics was always a rough business is shown in this cartoon, which shows Lincoln, assisted by
An 1891 cartoon blames immigrants for the ills of American society: anarchy, socialism, mayhem, and
This 19-year-old in Wisconsin was given a reduced jail sentence for holding this sign in front of ...