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 ...

Oxygen is an essential molecule for anaerobic organisms, acting as a terminal electron acceptor in the process of cellular energy generation. It is also used as a substrate in several enzymatic ...

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 ...

The human brain consumes vast amounts of energy, which is almost exclusively generated from a form of metabolism that requires oxygen. While the efficient and timely delivery of oxygen is known to be ...

Irvine, Calif., Feb. 14, 2005 -- A new study investigating the respiratory system of insects may have solved a mystery that has intrigued physiologists for decades: why insects routinely stop ...

Oxygen for ethanol oxidation is normally supplied through breathing, the stomach, and the skin. A new study has found that increasing dissolved oxygen concentrations in alcohol may help to reduce ...

The amount of dissolved oxygen in a river is a matter of life or death for the plants and animals living within it, but this oxygen concentration varies drastically from one river to another, ...