Sony's latest SmartBand has a heart rate monitor
 

Sony has revealed the SmartBand 2, a new version of its original fitness tracker that brings a much-needed heart rate monitor. That was a notable omission from the first SmartBand, a device that's mostly aimed at the sports set. In fact, the new mo...

http://www.engadget.com/2015/08/20/s...cid%3Drss_semi