If you love your Fitbit, prepare yourself. This story might bring you down. A study, published in the Journal of the American Medical Association (JAMA), found that fitness trackers don’t help you lose weight. Instead, they may impede your efforts. Researchers monitored the activity and weight loss of participants for 18 months to come to these conclusions… More here.
I kind of agree with this from my experience. I have used various fitness trackers over the past few years and at no point did any of them help me get fitter or lose weight. For some reason it all came together over the past 8 months with exactly the same device I had failed with in the past, and now it is integral to keeping the weight off and helping me to get fitter. Ultimately, it is all down to the individual, but I am also convinced that with the right mindset they can be very helpful for keeping the good behaviours going over long periods of time.