The Fitbit Charge 6, the latest addition to Fitbit's lineup of fitness trackers, has introduced a significant advancement in health monitoring with its built-in blood oxygen saturation (SpO2) feature.

Some earphones track heart rate and oxygen levels using Photoplethysmography and Pulse Oximetry, integrating wellness ...

Apple has your health in mind when it comes to the Apple Watch, which is why it added a blood oxygen sensor starting with the Series 6. This technology can tell if you’re getting enough oxygen to your ...

Just as Apple is forced to remove blood oxygen tracking from top Apple Watch models in the US, Garmin is doubling down on making its SpO2 readings more accurate. In a new filing, Garmin has patented ...