A proliferation of data from wearable technology is telling people how to optimize their job performance. Is that a good thing?

But at least part of the credit for the stability I currently enjoy goes to an unlikely tool: the fitness tracking devices ...

A new app will allow pregnant women to conduct an ultrasound and receive an accurate fetal heart rate from their mobile phones ...

Vanessa is a lead writer at CNET, reviewing and writing about the latest smartwatches and fitness trackers. She joined the brand first as an on-camera reporter for CNET's Spanish-language site, then ...