Fitbit®: An accurate and reliable device for wireless physical activity tracking.

摘要: Although physicians recognize the importance of physical activity in prevention and maintenance chronic diseases,1 few incorporate counseling into routine clinic visits.2 One major barrier has been paucity means to objectively assess patient’s long-term patterns.3 We investigated if Fitbit®, one most common wireless trackers consumer market, met reasonable validity reliability standards such that they could be used by primary care monitor their between visits.