Microsoft's health revolution is here, starting with a $199 fitness tracker | The Verge

From an extensive Microsoft Band device/strategy overview

""It's the most advanced band we've seen in terms of technology on the wrist," he says, "and it's really designed to do two things: have people live healthier, and be more productive, by having a band that can serve on the opposite side of your watch, worn 24 hours a day, and get some of the most accurate data that you can possibly get."

Microsoft's plan is as simple as it is large: to be the central repository for all the world's fitness data, to develop and distribute the best hardware and the best software for helping people live healthier lives. It doesn't matter what platform you're on, it doesn't matter what app or device you use. Microsoft wants to be everywhere."

Microsoft's health revolution is here, starting with a $199 fitness tracker | The Verge