"High or low oxygen levels are safe during heart surgery, study finds." ScienceDaily. www.sciencedaily.com / releases / 2024 / 08 / 240821124210.htm (accessed December 15, 2025).

The biggest mass extinction in Earth history some 251 million years ago was preceded by elevated extinction rates before the main event and was followed by a delayed recovery that lasted for millions ...

Medically reviewed by Steffini Stalos, DO Key Takeaways If your oxygen saturation level drops below 92%, seek medical help right away. A dangerously low oxygen level can make you feel short of breath ...

Two out of 10 people who receive cardiac surgery are affected by acute kidney injury, prolonging their hospital stay and increasing their risk for chronic kidney disease, cognitive decline and heart ...

A recent report out of Oregon State University paints a picture of how ocean oxygen levels have decreased in the Pacific Northwest over the years. The report found near-bottom levels of dissolved ...

Hypoxia refers to low oxygen levels in waters near the sea floor, making affected areas uninhabitable for fish and other ...

LONDON (Reuters) - A team of British doctors conducting experiments in the "Death Zone" of Mount Everest has recorded the lowest levels of blood oxygen in humans, far below those of critically ill ...

You could call it “Dead Zone East,” a 1,634-square-mile area of Gulf of Mexico bottom waters with dangerously low levels of oxygen on the east side of the Mississippi River. It's a bit larger than the ...

Hypoxia levels in Long Island Sound have reached record lows this year, making more areas along the Sound habitable, ...