<http://schema.org/description>
"Consumers searching for the best way to automatically log their daily activity may need to look no farther than the App Store, as a new study from the University of Pennsylvania shows that data collected by dedicated fitness wearables is generally no more accurate than that from a smartphone kept in a pocket."^^<http://www.w3.org/2001/XMLSchema#string>
<http://appleinsider.com/articles/15/02/10/smartphones-apps-equal-to-fitness-wearables-for-step-tracking-study-says>