Apple with the Apple Watch Series 6 introduced a new feature for monitoring blood oxygen level, using the LEDs at the back of the Apple Watch to determine the amount of oxygen in the blood. A low ...

A new study led by researchers at Yale and McGill University reveals how fluctuations in the Earth’s oxygen levels over 700 million years ago may have set the stage for the diversification of ...

Oxygen is absorbed by a protein in your blood called hemoglobin. When you breathe, your lungs load up blood cells with oxygen, then the pumping of your heart circulates the oxygen-rich blood through ...

Some coronavirus patients are unknowingly losing oxygen in what's being called silent hypoxia. By the time they realize they're having trouble taking a deep breath and reach out for help, they are ...

Withings has launched the next version of its Pulse activity tracker, now called Pulse O2. The new device allows users to measure their blood oxygen levels, which help users understand the efficiency ...

Oxygen levels in the Earth’s atmosphere are likely to have “fluctuated wildly” one billion years ago, creating conditions that could have accelerated the development of early animal life, according to ...

The world's oceans are struggling to breathe, rapidly running out of oxygen at an unprecedented rate. Climate change is dangerously exacerbating the issue, scientists warned in a new study. Sixty ...

An aerial view of a river surrounded by trees (Brian Beckwith/Unsplash via Courthouse News) (CN) — Inland waters like rivers, lakes, streams and reservoirs need oxygen to survive, just like we do, but ...

Oxygen is paramount for the survival of many beings on Earth. Therefore, when a team of researchers found that oxygen levels on Earth are in danger of dropping by a millionfold, they were evidently ...

A new sensor could soon allow hospital patients' blood oxygen levels to be checked via their breath. The technology is claimed to be more reliable and less painful than existing traditional methods.

First, pause and take a deep breath. When we breathe in, our lungs fill with oxygen, which is distributed to our red blood cells for transportation throughout our bodies. Our bodies need a lot of ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Off the coast of southeastern China, one particular fish species is booming: the ...