A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s often triggered by lung or heart conditions like COPD, asthma, or 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 ...

Elizabeth Cooney is a cardiovascular disease reporter at STAT, covering heart, stroke, and metabolic conditions. You can reach Liz on Signal at LizC.22. Oxygen is the breath of life, right? Because it ...

Earth's atmosphere maintains a constant level of oxygen, whether it is a wintry, rainy day or hot summer. Across the ocean, oxygen concentrations vary enormously between different places and over time ...

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 ...

Remarkable animals like naked mole rats, turtles, and fish have evolved astonishing biological adaptations to survive in ...

Giving very premature babies high concentrations of oxygen soon after birth may reduce the risk of death by 50 percent, compared to lower levels of oxygen says new research led by University of Sydney ...

Challenging existing recommendations, delivery room resuscitation with high initial levels of oxygen for very preterm infants may reduce their odds of death, a systematic review and individual ...