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 ...

Please provide your email address to receive an email when new articles are posted on . GE HealthCare recalled its SpO2 sensors due to a malfunction that may reduce defibrillation energy without ...

Smartphones are already capable of some neat health-centric tricks. From step counting and sleep tracking to measuring pulse and respiration rate, the phone in your pocket is quite a powerful-health ...

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 ...