<http://schema.org/description>
"It probably started out just as an occasional thing. A social drink. An extra pain pill to take the edge off. Then it became addiction and dependence. About 23.5 million Americans over the age of 12 are living with an addiction to drugs and alcohol."^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/mental-health/addiction-and-dependence-quiz.htm>