What is the SpO₂ feature, and what can I do with it?

Using sophisticated infrared (IR) and near-infrared (NIR) sensors developed for PPG, your  Watch provides results similar to a pulse oximeter. It continuously measures your peripheral oxygen saturation level (SpO₂), making it possible to monitor any changes in blood oxygenation. The SpO₂ app page will also display your currentlowest and highest body temperature registered by your LifeWatch.

The SpO₂ feature is available on:

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