The graph will display your blood's oxygen level, using the SpO2 sensor that's been sitting idle inside compatible Fitbit devices. The update was first reported by Tizen Help. Fitbit confirmed to ...

A SpO2 sensor has been sitting dormant inside the watch, just waiting to be used. But it looks like that’s about to change soon. The Pixel Watch has been able to provide estimated oxygen ...

It all revolves around a patent battle with medical device maker Masimo over the SpO2 sensor. It all revolves around a patent battle with medical device maker Masimo over the SpO2 sensor.