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 ...

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 ...

Smartphones are already capable of some neat health-centric tricks. From step counting and sleep tracking to measuring pulse and respiration rate, the phone in your pocket is quite a powerful-health ...

The use of a medical device called a pulse oximeter, which measures blood oxygen levels, has increased considerably since the start of the COVID-19 pandemic. That’s in part because it’s possible for ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. The Apple Watch Series 6 feels like it has perfected many of ...