Devices used for measuring physical activity as an indication of HEALTH STATUS.
Also Known As:
Activity Trackers; Personal Fitness Trackers; Physical Fitness Trackers; Activity Tracker; Fitness Tracker; Fitness Tracker, Personal; Fitness Tracker, Physical; Fitness Trackers, Personal; Fitness Trackers, Physical; Personal Fitness Tracker; Physical Fitness Tracker; Tracker, Activity; Tracker, Fitness; Tracker, Personal Fitness; Tracker, Physical Fitness; Trackers, Activity; Trackers, Fitness; Trackers, Personal Fitness; Trackers, Physical Fitness