Put simply, SpO2 is a measure of blood oxygen saturation. The more oxygen you have in your blood, the higher your SpO2 levels are going to be. Seeing as our bodies need oxygen to survive, we can ...

is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience reporting on wearables, health tech, and more. Before coming to The Verge, she worked for Gizmodo ...

There’s a new wearable tech metric in town – and it’s all about blood oxygen. It might sound complicated and a little pointless, but pulse ox can reveal conditions like sleep apnea – and help athletes ...

One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation – and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen can be ...

Maintaining a healthy blood oxygen saturation level, often referred to as SPO2 (or SpO2), is crucial for blood circulation of your body. SPO2 measures the amount of oxygen in your bloodstream, and ...

We are witnessing the worst pandemic situation in the form of coronavirus scare. The cases are increasing sharply and that is leading to massive chaos in hospitals. The condition of many people is ...

Following the March 2026 update for Google Pixel Watch devices, a number of users are reporting that their SpO2 (blood oxygen) and skin temperature readings have vanished from the Fitbit app. The ...