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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

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Excessive alcohol use costs the country approximately $235 billion every year.

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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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