Vital signs, those fluorescent green numbers that beep, ding, and dash across black screens on the monitors in hospital rooms, have become a new source of angst during the coronavirus pandemic. One of ...

A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s ...

Q: What is “pulse ox”? My sister keeps telling our mom and dad (they’re 74 and 77) that they should be keeping keep track of it, especially right now. She hasn’t been too good at explaining why, or ...

The blood in your body delivers oxygen to all of your cells. When you breathe and draw fresh oxygen into your lungs, red blood cells bind with the oxygen and carry it through your bloodstream. On a ...

Higher oxygen saturation targets are linked with greater progression in some cases of retinopathy of prematurity (ROP), but the incidence remains stable. Increased oxygen saturation targets in ...

Apple started its big reveal of the Series 6 Watch with a close up on its newest sensor: a pulse oximeter, which measures blood oxygen levels. Even though the company did not mention the coronavirus ...

When Fitbit launched the Charge 4 fitness band, one of the features we found the most interesting was its ability to estimate users' blood oxygen saturation levels through its SpO2 monitor. Users ...