JAMA Says Fitbit Makes The Most Accurate Fitness Tracker, But It’s Not The One You Think

The apparent inaccuracy of wearable fitness trackers has long bugged us, but we had been unable to put real scientific numbers to it. Fortunately, there are real researchers in the world, and they’ve established scientifically that most of the step-counting data you get from trackers is pretty bad. A letter in the Journal of the […]