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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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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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There are more sensory neurons in the tongue than in any other part of the body.
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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.