!!! Overview
[{$pagename}] or [Activity Tracker] or [Fitness Tracker], is a [device] and or [application] for [monitoring] and [logging] fitness-related [metrics] such as distance walked or run, calorie consumption, and in some cases heartbeat and quality of sleep. 

Most [Mobile Devices] also have capabilities for fitness-related [metrics] such as distance walked or run, calorie consumption.

The amount of data being collected by [{$pagename}] is enormous.

[{$pagename}]s and [Mobile Devices] [data] combined provide a near real-time stress test.

!! [{$pagename}] and [Health Care|HealthCare]
There can be no more doubts that [{$pagename}]s combined with [Big data] can have significant impacts on [Health Care|HealthCare].[2]

There are many, many [{$pagename}] available and in use today from many manufactures. However the data from [Electronic Fitness Devices] are generally in [data] that is not accessible to the [individual] (ie [Patient]) so that abnomolies and be added to the [Patient]'s [Personal Health Record].

Several vendors have created [Health information] portals with limited success. Much of the issues are related to difficulty in integration of the [data].

!! [{$pagename}] [Who Owns the Data]
one of the ongoing and growing questions of [{$pagename}] is [Who Owns the Data]


!! More Information
There might be more information for this subject on one of the following:
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* [#1] - [Activity_tracker|Wikipedia:Activity_tracker|target='_blank'] - based on information obtained 2017-07-27- 
* [#1] - [Patient Monitoring, Big Data, and the Future of Healthcare|https://www.wired.com/insights/2014/08/patient-monitoring-big-data-future-healthcare/ |target='_blank'] - based on information obtained 2017-07-27-