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.

Normal blood oxygen level is either 95%-100% SpO2 on an oximeter or 80-100 mm Hg from an ABG test. ABG tests are more accurate than pulse oximeters, which have a ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

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 ...

During the pandemic, there are many Covid positive patients that are struggling with low O2 levels in the blood. Blood is responsible for transporting oxygen and nutrients to your heart, lungs, organs ...

Supplemental oxygen therapy in patients with suspected or confirmed myocardial infarction and normal blood oxygen saturation levels is not associated with any clinical benefit, a new meta-analysis ...