Oxygen is absorbed by a protein in your blood called hemoglobin. When you breathe, your lungs load up blood cells with oxygen, then the pumping of your heart circulates the oxygen-rich blood through ...

Google launched the Pixel Watch in October last year. Now, the search giant’s first-ever smartwatch is gaining a vital feature that should have been available since its launch. The feature is none ...

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 ...

Smartwatches can measure everything from heart rate to sleep quality, but one health metric has become particularly relevant over the past two years: blood oxygen saturation. Two of the world's ...

Sanuj Bhatia, the managing editor at Pocketnow, is responsible for supervising and contributing to all the content published on the website, including news, reviews, features, and how-tos. He began ...