Blood oxygen saturation, or SpO2, sits between 95 and 100 percent for most healthy adults, according to the FDA. A reading of 92 percent or lower at home is the point where Cleveland Clinic tells ...

An SpO₂ reading of 94% is slightly below the usual range for a healthy adult at sea level. A pulmonologist explains what can cause the reading, when to repeat it and when medical attention is needed.

The Fitbit Charge 6, the latest addition to Fitbit's lineup of fitness trackers, has introduced a significant advancement in health monitoring with its built-in blood oxygen saturation (SpO2) feature.