Fitbit launched its second generation fitness tracking device, called Fitbit Ultra, which features new metrics and wireless features. The company also announced the launch of its first iPhone app.

The Editors' Choice award-winning Fitbit Ultra is one of the best fitness-tracking gadgets available in an increasingly crowded market, but rather than resting on its laurels and letting its ...

Ahead of the Google Health app rolling out next week, the company has detailed what Fitbit features are going away or significantly changing. Google Health won’t bring over the Sleep Profile and ...