What does SpO2 actually measure? SpO2 is an estimate of the percentage of hemoglobin in your blood that is carrying oxygen.

As runners, we love our metrics, and 2020 has brought a buzzy new one to the forefront: pulse oximetry. Apple launched the Apple Watch Series 6 on September 18, touting pulse oximetry (or blood oxygen ...

NASHVILLE, Tenn. -- Racial biases persist in the use of pulse oximetry devices for patients with acute hypoxemic respiratory failure (AHRF) requiring very high levels of oxygen support, a ...

Your fitness tracker is capable of monitoring all kinds of data. The problem is keeping track of what it all means. SpO2 is just one example of a lesser-understood metric that can provide insight into ...