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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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

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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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The human body produces and destroys 15 million blood cells every second.

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Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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