Rising carbon dioxide levels are heating the planet but may also have an alarming, invisible impact on the human body, according to new research.

Could hyperbaric oxygen treat PTSD, depression, and anxiety? New evidence suggests that this treatment may rewire the brain—and the results are hard to ignore.

Data are needed on the effect of oxygen delivered through a high-flow nasal cannula, as compared with standard oxygen therapy, on intubation and mortality in patients with acute hypoxemic ...

Infant with dangerously low oxygen levels survives after 12-hour ambulance transfer and life-saving cardiac procedure ...

Fatigue, irritability and poor concentration in teenage girls may sometimes signal low iron levels rather than routine ...

Obstructive sleep apnea promotes whole-body inflammation and weakens the body's immune system. Read about related pathways and health consequences.

A recent mouse study suggests that low-oxygen conditions, such as being at high altitudes, could cause red blood cells to absorb excess blood glucose, potentially helping to protect against diabetes.

Research suggests low-oxygen conditions may cause red blood cells to soak up excess blood sugar. Image credit: Peter Burnett/Getty Images It is a comprehensive, daily effort that combines monitoring, ...

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes than people living closer to sea level. But the mechanism of this protection ...

Red blood cells may hold the secret to fighting diabetes—by soaking up sugar when oxygen runs low. People who live high in the mountains have long been observed to develop diabetes less often than ...