<http://schema.org/description>
"The heart is a pump, and like other pumps, break down and need repair. And it does break down for many people -- heart disease is the leading cause of death in the United States. How much do you know about the dangers that threaten it?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/diseases-conditions/cardiovascular/heart/heart-health-quiz8.htm>