Reduced blood flow to the brain is thought to be a key factor in many forms of dementia, including Alzheimer's, and ...

The Baltic Sea is one of the most enclosed seas on Earth, trapping pollution for generations. As oxygen levels collapsed, normal ecosystems died, but microbes adapted instead. Scientists discovered ...

Near-death experiences, often reported after cardiac arrest or trauma, remain unexplained despite decades of research into ...

The Buffalo Bills have been preparing for the altitude in Denver prior to their playoff game against the Broncos.

Research reveals when and why ancient tropical seas transitioned from oxygen oases to marine dead zones, providing clues to ...

The definition is tricky, but the effects of poor metabolic health are clear — and can wreak havoc on the body.

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give ...

When oxygen disappears, most fish suffocate. This one ferments its own metabolism and waits months for spring beneath frozen ...

These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their ...

The evidence indicates that non-invasive monitoring (near-infrared spectroscopy; NIRS) of oxygen in brain tissue likely does not reduce death rates or short-term brain problems for very premature ...