Another use for the “pulse ox” reading is diagnosing sleep apnea ... at least on some products. A Digital Trends review of the Fenix 5X Plus made this observation: … the Fenix 5X Plus ...

Finger pulse oximeters are small devices that provide a reading of oxygen levels in the blood. The device attaches to the finger and will take a reading within a few seconds. Share on Pinterest ...

A check mark. It indicates that the relevant content has been reviewed and verified by an expert Our stories are reviewed by medical professionals to ensure you get the most accurate and useful ...