The Monthly Mall Merchandise Index, maintained by the International Council of Shopping Centers (ICSC), reported sales per square foot in sporting goods stores and bicycle shops of $20 for July 2006.
But the FitBit is worth it because it is petite and easy to use, with user-friendly software that provides strong motivations to keep using it as a lifestyle tool instead of tossing it in the kitchen drawer. ______________________________________________________. For the latest news and analysis, follow @wsjd.
1 Price: $59.95 from Fitbit.  Features: The Zip, the least expensive tracker of the eight, is a small, water-resistant device that can be clipped onto clothing. It features an easy-to-read display, is sold in a variety of bright colors, and syncs wirelessly to compatible devices.