Blood oxygen levels refer to the amount of oxygen circulating in the blood. Normal blood oxygen levels fall between 75 and 100 millimeters of mercury (mm Hg) on arterial blood gas (ABG) test results.

Two easily measurable signs of health - respiration rate and blood-oxygen saturation - are distinctly predictive of higher mortality among patients hospitalized with COVID-19, according to a study ...

The technique sounds so outlandish that it won an IgNobel prize in 2024. But the science behind rescuing people with blocked airways and clogged lungs by rectally delivering oxygen to the body is no ...

Scientists have revealed that low-frequency ultrasound influences blood parameters. The findings suggest that ultrasound's effect on haemoglobin can improve oxygen's transfer from the lungs to bodily ...

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 for ...

PARIS — Oxygen therapy is used too often in patients with respiratory difficulties, says one expert, and should only be given when oxygen saturation levels (SpO2) drop below 93%, as per the current ...