Fitness-Tracking Devices May Help People Increase Physical Activity.

The most important thing that fitness trackers do is make people aware of how much (or how little) they’re moving, Tudor-Locke says, and that usually motivates them to find opportunities for physical activity. http://www.washingtonpost.com/national/health-science/high-tech-or-low-fitness-trackers-make-you-more-aware-of-your-steps-daily-activity/2014/10/20/db27eb10-4ef9-11e4-aa5e-7153e466a02d_story.html