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3 approaches to building keyboards into wearable devices

The year is 1989 and our esteemed hero, Marty McFly, has just touched down in a fictional Hill Valley of 2015 to save his kids from his childhood nemesis. Back in the ’80s, when the Back to the Future franchise first took the world by storm, the incredible technologies presented there seemed more of a pipe dream fantasy than prophetic sci-fi.

Why Apple Watch could be good for your heart rate

Two of the sensors in the Apple Watch are meaningful to me as an exercise scientist: a heart rate monitor and an accelerometer. Think Jerry McGuire: they complete each other.