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 ...

This study is designed to answer one of the fundamental gaps in knowledge in the resuscitation of preterm infants at birth: What is the optimal target oxygen saturation (SpO2) range that increases ...

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 ...

Share on Pinterest A pulse oximetry test may clip to a finger to read blood flow. Every system and organ in the body needs oxygen to survive. Without oxygen, cells begin to malfunction and eventually ...

If you’ve had a checkup, a medical professional may have clipped a device to your finger to measure your oxygen saturation (SpO2) and pulse. Until last year, that was my only experience with such ...

What Is a Pulse Oximeter? A pulse oximeter, or pulse ox, is an electronic device that can be attached to your forehead, fingers, nose, foot, toes, or ears. A nurse or medical assistant usually clamps ...

A healthy blood oxygen level is 75–100 mm Hg, or 95–100%. Low blood oxygen levels, known as hypoxemia, may be a cause for concern. Your blood oxygen level is a measure of how much oxygen your red ...

Fitbit launched its first proper smartwatch in 2017. The Ionic, along with most of its recent wearables, features a dormant SpO2 sensor that can be used for blood oxygen tracking. More users are now ...

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 ...

A pulse oximeter measures your blood oxygen levels and pulse. A low level of oxygen saturation may occur if you have certain health conditions. Your skin tone may also affect your reading. Pulse ...