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.

It’s normal for infants born at higher altitudes to have lower oxygen levels in their bloodstreams than do newborns born at sea level, or even in Denver, according to the results of a research study ...

PARIS — In patients with suspected acute coronary syndrome (ACS), there was no difference in overall 30-day mortality between a high- and low-usage oxygen protocol in a new study involving the whole ...

Supplemental oxygen in patients with confirmed myocardial infarction has no clinical benefit irrespective of oxygen saturation levels at baseline, a new analysis of the Determination of the Role of ...