For many of us a resolution to try and get – and stay – fitter in 2018 is certainly one likely made as the ball drops on 2017. And to help in those efforts you may be tempted to invest in a fitness tracker. Or you may have even found one among your gifts this holiday season.
Most wearable fitness trackers are rather small and lightweight. Necessity says that they must be in fact, in order for them to be usable during physical activity. And yet despite their small stature they can all do quite a lot, thanks to just a few tiny sensors nestled inside.
But just how do fitness trackers work? How is this little electronic bracelet actually tracking the metrics it claims to? Here’s a brief look:Read More >