oxygen saturation

Two 'oxygen saturation' stories October 2014 - April 2015

Apple Watch teardown reveals pulse oximeter, suggesting future measurement of blood oxygen

iFixit’s teardown of the Apple Watch has revealed that the sophisticated heart-rate monitor used is actually capable of acting as a pulse oximeter, allowing it to calculate the oxygen content of your blood by measuring how much infrared light is absorbed. This data would be useful for health and fitness monitoring, but the functionality is not currently enabled in the watch.

As iFixit notes, there are a couple of possible reasons Apple is not currently allowing to watch to display this data …
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Withings’ Health Mate app adds HealthKit support, bringing more functionality to the Health app

With the Wireless Blood Pressure Monitor, you are able to track diastolic blood pressure and systolic blood pressure. With the Smart Body Analyzer, you are able to track body fat percentage, body mass index, heart rate, and weight. With the Aura, you are able to analyze sleep. With the activity trackers Pulse and Pulse Ox you are able to track active calories, oxygen saturation, resting calories, sleep analysis, steps, and walking and running distance. Even if you do not have the Pulse or Pulse Ox, with the Withings HealthMate app you are able to track steps with the iPhone. In the latest update there were improvements made in activity tracking. Also, with the app using the camera you can measure your heart rate.

Since there is a lot of data that this app is tracking, you can now protect your data with Touch ID, which is a new added feature.