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

Have you ever felt "off" and gotten bloodwork done, only to find out your results were all within the "normal" range? That ...

Pulse oximeters use light to measure how much oxygen is in a person’s blood. For most people, a normal pulse oximeter reading is between 95% and 100%, researchers said in background notes. Readings ...

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 ...

This large prospective UK study compared five low-cost fingertip pulse oximeters with arterial blood gas measurements and ...

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

Researchers find that microbes on tree bark can alter greenhouse and toxic gases, shaping climate and air quality beyond ...

Discover the fascinating world of unique organisms, like the tardigrade and spiny-headed worm, that have developed incredible ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels give higher readings for patients with darker ...