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There are 60,000 miles of blood vessels in every adult human.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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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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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

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There are more sensory neurons in the tongue than in any other part of the body.

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