Reduced oxygen levels lead to increased blood flow The researchers believe the boost to executive function is tied to physiological changes triggered by the reduced oxygen. When oxygen levels drop, ...

It's no secret that Earth is doomed. Sure, there's the threat of climate change and the fact that sea levels are rising around the world. But that's not what we're talking about. Instead, our planet's ...

Gray seals may possess a secret sense that helps them survive at sea. The marine mammals adjusted their time spent underwater based on the amount of oxygen in the air they breathed before diving, ...

Obstructive sleep apnea (OSA) harms brain function due to interrupted sleep and reduced oxygen levels while you’re sleeping. Several ways in which OSA affects the brain include an increased risk of ...

Climate change is extending far beyond the threat of melting polar ice caps -- it's putting a dangerous stranglehold on life in oceans, too. A new study published in the science journal Nature ...

The Chesapeake Bay saw oxygen levels hit record lows this summer. That’s according to the hypoxia measurement, which is performed twice a month. Hypoxia happens when water has less than 2 mg/l of ...