The use of a medical device called a pulse oximeter, which measures blood oxygen levels, has increased considerably since the start of the COVID-19 pandemic. That’s in part because it’s possible for ...

I mentioned in a previous post that I had purchased a home pulse oximeter and had used it to monitor my oxygen saturation (SpO2) levels during the time I had COVID-esque symptoms recently. Personally, ...

A blood pressure monitor may be one of the most recognizable medical tools we have, but pulse oximeters are a close second for the most-used medical devices. Pulse oximeters, or pulse ox, measure the ...

Put simply, SpO2 is a measure of blood oxygen saturation. The more oxygen you have in your blood, the higher your SpO2 levels are going to be. Seeing as our bodies need oxygen to survive, we can ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. The Apple Watch Series 6 feels like it has perfected many of ...

Like thermometers, toilet paper, and face masks before them, pulse oximeters — your doctor likely clipped one on your finger during your last annual physical and you haven’t thought of it since — have ...

What Is a Pulse Oximeter? A pulse oximeter, or pulse ox, is an electronic device that can be attached to your forehead, fingers, nose, foot, toes, or ears. A nurse or medical assistant usually clamps ...

Pulse oximeters use light to measure the amount of oxygen in the blood (SpO2). For most people, a normal pulse oximeter reading is between 95% and 100%, with readings below 90-92% generally considered ...

Early on in the COVID-19 pandemic, Kimani Toussant’s wife, an epidemiologist, brought him an article about how pulse oximeters appeared to be less accurate in people with darker skin. The small ...

Blood oxygen measurements taken with pulse oximeters in hospitals tend to be lower than they really are, according to the Equiox study, which was designed to assess the technology’s measurement ...