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Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

The extent of acid rain in the United States has decreased. The extent of acid rain in the United States has decreased.
Countries of Origin of Unauthorized Immigrants to the United States Countries of Origin of Unauthorized Immigrants to the United States
Ten Leading Causes of Death in the World, 2011 Ten Leading Causes of Death in the World, 2011
Examples of Muds and Clays from the United States and Around the World Examples of Muds and Clays from the United States and Around the World
An example of the sometimes drastic differences in placarding regulations in the United States ... An example of the sometimes drastic differences in placarding regulations in the United States ...
A representative karyotype and a photograph of a child A representative karyotype and a photograph of a child
Video: Virtual Tour of the Heart

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