San Francisco-based Fitbit has commercially launched its first wristworn activity and sleep tracking device, Fitbit Flex, which it first announced at the Consumer Electronics Show in January. Fitbit ...

Rumors of the death of Fitbit are off the mark, with a new tracker set for release before too long. It's already on the wrist of Stephen Curry.

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 Flex has officially gone on sale for $100 online and in U.S. retail stores. We saw the “OG fitness-tracking dongle” at CES earlier this year, where it was clear that Fitbit was trying to ...

Remember Jawbone? One of my first wearables was the UP2, a fashionable bangle-like fitness tracker that provided basic sleep tracking. I fell in love with its slim, unassuming form factor. A ...