Pulse oximeters use light to measure the amount of oxygen in the blood (SpO2). For most people, a normal pulse oximeter reading is between 95% and 100%, with readings below 90-92% generally considered ...

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Medically reviewed by Steffini Stalos, DO Key Takeaways If your oxygen level drops below 92%, seek medical help right away.Low oxygen can cause symptoms like chest pain, confusion, and shortness of ...

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.

Proper blood circulation is considered essential for maintaining a healthy body and ensuring that all organs function correctly. Hemoglobin, a protein present in the blood, continuously delivers ...

A portable device used to detect blood oxygen levels revolutionized the medical field 50 years ago and is now receiving essential updates. Efforts to improve the accuracy of pulse oximetry readings ...

A Food and Drug Administration advisory committee met Friday to figure out ways to make pulse oximeters more accurate when doing readings on darker skin both in hospitals and at home, after research ...

As an emergency medicine physician, Dr. Owais Durrani sees this issue regularly first-hand: When he clamps a pulse oximeter onto a patient’s fingertip to measure their blood oxygen levels, the small ...

Pulse oximeters routinely overestimated levels of oxygen in the blood in darker-skinned Covid patients, leading to delays in treatment and hospital readmissions, according to a research article ...

Researchers from Children's Hospital of Philadelphia (CHOP) recently found that a device used to measure oxygen levels might be overestimating those levels in children of different races, which could ...