Sleep apnea can cause low blood oxygen during sleep. Low oxygen levels from sleep apnea can lead to health issues like fatigue and shortness of breath. If blood oxygen levels drop below 92%, medical ...

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 ...

In the complex landscape of cancer, tumours create their own microenvironment, often marked by low oxygen levels, a condition known as hypoxia. Hypoxia arises as tumours grow rapidly, outpacing their ...

A recent study explored one possible cause -- hyperoxia or high concentrations of oxygen given to such patients during surgery -- as opposed to doses more similar to air. The study concluded that ...

There were no differences in quality of life, symptoms, hospital admissions or mortality between a group of patients with pulmonary disease and low oxygen levels in the blood that received oxygen ...

Low oxygen levels in the blood can alter the genetic makeup of key immune cells, weakening the body's ability to fight infection, new research shows. Scientists found that oxygen deprivation – known ...

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 ...