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 ...

Let's get the disclaimer out of the way first: I'm not a doctor. Nothing I'm going to tell you is backed by any medical training. You should definitely see your doctor before making any decisions, ...

Fitbit launched its first proper smartwatch in 2017. The Ionic, along with most of its recent wearables, features a dormant SpO2 sensor that can be used for blood oxygen tracking. More users are now ...

GE HealthCare is recalling 7559 TruSignal arterial oxygen saturation (SpO2) sensors because of problems that may reduce defibrillation energy, expose patients to unintended voltage, or give inaccurate ...

Multiple users report that Google’s March 2026 update to the Pixel Watch is breaking SpO2 and skin temperature readings in the Fitbit app. Users complain that there’s no data for these after ...

There’s a new wearable tech metric in town – and it’s all about blood oxygen. It might sound complicated and a little pointless, but pulse ox can reveal conditions like sleep apnea – and help athletes ...

The bioengineer Takuo Aoyagi died in Tokyo in April, around the same time that people began clamouring to panic buy his 1970s invention, the pulse oximeter. Blood oxygen saturation, which pulse ...

DENVER, Nov. 01, 2022 (GLOBE NEWSWIRE) -- BioIntelliSense, Inc. a continuous health monitoring and clinical intelligence company, today announced the launch of its patented, FDA-cleared, pulse ...

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 ...