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 ...

Nighttime drops in ocean oxygen raise energy use in small reef fish. Repeated stress could affect reef health as oceans warm.

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 ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

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 ...

When oxygen levels drop, the body responds by increasing blood flow to the brain and enhancing its ability to extract oxygen more efficiently. "For people who can't exercise, those in the ICU or with ...