How accurate are fitness trackers? 10,000 steps is **t a magic threshold
 

How accurate are fitness trackers? 10,000 steps is **t a magic threshold
http://img.s-msn.com/tenant/amp/enti...f&x=1151&y=807The surge in popularity of devices that monitor the amount of exercise you do suggest more people than ever are interested in maintaining regular fitness regimes. Just witness the success of the company behind fitness tracking...