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 ...

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 ...

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 ...

The Apple Watch Series 7 has been revealed for the public alongside the iPhone 13, and it is a notable accessory of the smartphone device from Cupertino. However, it does not stop as an accessory as ...

Some Pixel Watch owners say SpO2 and skin temperature tracking stopped working after a recent Fitbit update. Google and Fitbit have acknowledged the permission reset issue and say work is underway to ...