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 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 ...

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 ...

The recall began earlier this year after GE HealthCare learned that some of its TruSignal SpO2 sensors may be at risk of malfunctioning, which the FDA has linked to flaws in the design of the devices.

Fitness tech companies, particularly Fitbit and Garmin, want to monitor the level of oxygen in your blood. It’s a metric that could help spot signs of sleep apnea and other breathing-related problems, ...

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 ...

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 ...

The new Fitbit Charge 3 may have a slick touchscreen and swimproof design, but it's a new sensor that could turn the wearable from a simple sleep tracker to a nighttime diagnostician. The ...