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 ...

The Apple Watch’s SpO2 sensor that allows wearers to measure their blood oxygen levels was impressive when it first debuted, but it may be even more accurate than initially marketed. According to a ...

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 ...

Although Google unveiled its Pixel Watch late last year, there is one critical feature that the watch has lacked and fans have been eagerly waiting for, i.e. SpO2 measurement. However, according to ...

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 ...

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Chethan is a reporter at Android Police, focusing on the news coverage for the site. He has covered tech for over a decade for multiple publications, including Times Internet, Guiding Tech, Android ...

If you've got a smartwatch, chances are you're using it to track some aspect of your health. During the pandemic, that might have included keeping tabs on your blood oxygen levels. Smartwatches from ...

Oura has finally added SpO2 measurements to its Oura Ring 3 – as the final promised features land on the device. The Oura 3 launched way back last year, but some of its core features were delayed – ...