<http://schema.org/description>
"You can help prevent asthma attacks by staying away from things that make your asthma worse. Take a look at this guide that offers suggestions on the many ways to help you do this."^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/diseases-conditions/asthma/how-to-control-things-that-make-your-asthma-worse.htm>