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Cyanide works by making the human body unable to use oxygen.

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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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Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

More People Are Living in Cities More People Are Living in Cities
Frederick Douglass, having escaped from slavery in 1836, attracted large audiences as an antislavery Frederick Douglass, having escaped from slavery in 1836, attracted large audiences as an antislavery
Early in the twentieth century, when malnutrition was common, companies such as this one advertised Early in the twentieth century, when malnutrition was common, companies such as this one advertised
Associate’s degrees or vocational degrees can help individuals find rewarding and productive ... Associate’s degrees or vocational degrees can help individuals find rewarding and productive ...
Who Ends Up Poor? Poverty by Education and Race-Ethnicity Who Ends Up Poor? Poverty by Education and Race-Ethnicity
For millions of people, the United States represents a land of opportunity and freedom from ... For millions of people, the United States represents a land of opportunity and freedom from ...
Video: Hormonal feedback loop components

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