<http://schema.org/description>
"The sight of junk food in sleep-deprived people activates reward centers in their brains, but not in those who are well-rested, U.S. researchers say."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Health_News/2012/06/10/Junk-food-tastier-to-those-sleep-deprived/UPI-20451339380689/>