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.

Scientists predict that the oceans' oxygen levels could drop 3 to 4% by the year 2100. As that happens, oceans will undergo ...

Makers of medical devices that quickly measure oxygen levels in the blood would have to gather extra data to show that their products work for patients of color, under a new federal proposal released ...

First, pause and take a deep breath. When we breathe in, our lungs fill with oxygen, which is distributed to our red blood cells for transportation throughout our bodies. Our bodies need a lot of ...

SPIRIT LAKE, Iowa (KTIV) - Folks on Big Spirit Lake have been observing strange behavior in the fish there for the past few weeks because of low oxygen levels in the water. While this may sound like ...

A new research paper from RPI and Cornell analyzed deoxygenation trends in around 400 lakes worldwide, including over a dozen in the Adirondacks Sagamore Lake was one of around 400 lakes worldwide ...

Investigation into fish deaths on Silver Lake in Manitowoc County began Jan. 26 after fishermen reported not seeing live fish ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Off the coast of southeastern China, one particular fish species is booming: the ...

This story was originally published by Yale Environment 360 and is reproduced here as part of the Climate Desk collaboration. Off the coast of southeastern China, one particular fish species is ...