Apple may soon add to the health-tracking features in Apple Watch with the ability to detect users’ blood oxygen levels and notify users when these are at a dangerously low level. 9to5Mac discovered ...

Pulse oximeters routinely overestimated levels of oxygen in the blood in darker-skinned Covid patients, leading to delays in treatment and hospital readmissions, according to a research article ...

For years, studies have found racial bias in common oxygen-measuring devices called pulse oximeters, as well as alarming dangers from inaccurate blood oxygen measurements in dark-skinned patients. Now ...

A recent study found that a key tool for reading blood oxygen can give inaccurate readings for Black and Hispanic patients. Pulse oximeters are placed on a person’s finger and can help monitor how ...

Apple has your health in mind when it comes to the Apple Watch, which is why it added a blood oxygen sensor starting with the Series 6. This technology can tell if you’re getting enough oxygen to your ...

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 blood oxygen sensor featured in Apple Watch Series 6 and 7 is “not intended for medical use,” Apple says. That seems odd, considering that low blood oxygen is a serious medical condition. If the ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Apple Watches sold in ...

People with blood oxygen levels shouldn't be conscious, let alone able to talk. Alternatively, patients would have a good enough reading, then rapidly turn blue and collapse.