is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience reporting on wearables, health tech, and more. Before coming to The Verge, she worked for Gizmodo ...

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 ...

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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, ...

is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience reporting on wearables, health tech, and more. Before coming to The Verge, she worked for Gizmodo ...

Measuring blood oxygen levels on the Apple Watch has been a staple of its health monitoring experience since it arrived. Yet, an ongoing patent dispute in the US has complicated matters over the last ...

If you’ve had a checkup, a medical professional may have clipped a device to your finger to measure your oxygen saturation (SpO2) and pulse. Until last year, that was my only experience with such ...

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 ...

As runners, we love our metrics, and 2020 has brought a buzzy new one to the forefront: pulse oximetry. Apple launched the Apple Watch Series 6 on September 18, touting pulse oximetry (or blood oxygen ...