At the CES event in Las Vegas this week, Fitbit unveiled a new Bluetooth Smart-enabled, wrist-worn activity tracker, called Fitbit Flex. Like most of Fitbit's other trackers, the Flex also promises to ...

The Fitbit Charge 6 is an excellent fitness tracker for general use. It boasts reliable data and great value for its class.

From strength training to sleep and recovery, these wearables stood out for turning raw data into useful action.