First-look video: Wahoo Blue HR heart-rate monitor

This year is shaping up to be a good one for health-related gadgets, thanks to the new Bluetooth 4.0 specification and profiles. The $79 Wahoo Blue HR is among the first of these devices, and I recently took it for a 5-mile test run.

CES Trend: Digital health gadgets galore

Among the expected rows of new televisions, computers, phones and tablets at the Consumer Electronics Show is a growing number of health gadgets. These vary in form and function, but nearly all of them share some common elements: connectivity, mobile applications and social aspects.