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 ...

The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood vessels – instead, it powers itself with a ...

A long-awaited study commissioned by the FDA has muddied the path forward on how to reduce racial bias in pulse oximeter ...

Red blood is the exception, not the rule. Evolution has painted it green, purple and white in animals that push physiology ...

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

American mom Lynnette Else traded in life in Tennessee for a remote Italian hill town where she says her autistic son’s breathing improved overnight and quality of life is much better.

Vitamins C, A, and B are supplements that can be taken with iron to improve energy and reduce tiredness and fatigue.

Sleep is one of the core metrics all smart rings track. They typically offer a daily sleep score out of 100, which takes into account factors such as how long it took you to fall asleep, how long you ...

I just hit 20,000 steps!" my husband exclaims as he brags when his fitness tracker exceeds the oft-heard benchmark of 10,000 ...