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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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On average, the stomach produces 2 L of hydrochloric acid per day.

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

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