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 ...

With its next smartwatch, Xiaomi is set to introduce a new feature that will allow users to track and measure blood oxygen levels, according to a report by GizmoChina. As per the report, Xiaomi has ...