Jawbone

Some 80 percent of people were more motivated to manage their health after using an activity tracker, according to a randomized control trial from March 2014 of 600 patients who are pre-diabetic and morbidly obese.

Jawbone has unveiled a new Yves Behar-designed band design for its UP2 tracking device and announced a new firmware update for a few of its fitness tracking devices that will enable new heart rate and sleep tracking features.

Jawbone UP2 After a string of lawsuits that Jawbone has filed against Fitbit, the latter has filed one of its own, suing Jawbone and its subsidiary, BodyMedia, in Delaware District Court, for alleged patent infringement.

Jawbone's beef with competitor Fitbit is heating up, according to a report from Bloomberg.

In the past week, a few companies with wristworn activity tracking devices, Withings, Xiaomi, Jawbone, and Misfit, have announced new features or accessories for their trackers.

Of wearable fitness device makers, Fitbit spent the most on advertising its devices last year, investing $21.

BodyMedia's patents, now owned by Jawbone, are at the heart of the new suit.

Jawbone UP2 Just three months after Apple pulled a number of wristworn fitness tracking devices from its stores, including Jawbone UP24 and Nike FuelBand SE, Jawbone Senior Product Manager Jason Donahue revealed that the company's devices would return to the Apple Store in the coming months during a presentation he gave in Japan, according to local reports in that country, and as explained in a report from Apple Insider.

The wearable device market grew in Q1 for the eighth consecutive year, according to a report from research firm IDC.

Jawbone UP2 Just a few weeks after Fitbit filed for an IPO, one of the company's biggest competitors, Jawbone, has sued Fitbit, according to the New York Times.