The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a ...

A pulse oximeter is a device that clips on your finger, toe, or earlobe to measure blood oxygen saturation. Here's how it works and how to read it.

A new sensor could soon allow hospital patients' blood oxygen levels to be checked via their breath. The technology is claimed to be more reliable and less painful than existing traditional methods.

A U.S. Customs ruling has allowed Apple to restore blood oxygen readings for U.S. Apple Watch buyers for whom the feature was disabled in early 2024. For these users, the redesigned approach works by ...

-One of healthcare’s most fundamental tools works less reliably for people with darker skin tones. - An Oakland clinic’s lawsuit is helping to change that in California. The pulse oximeter, a device ...

The Fitbit Charge 6, the latest addition to Fitbit's lineup of fitness trackers, has introduced a significant advancement in health monitoring with its built-in blood oxygen saturation (SpO2) feature.

Pulse oximeters work by sending light beams through someone’s finger to estimate the oxygen saturation of their blood and their pulse rate. Ongoing research has found that if these devices are not ...

Apple just reintroduced a blood-oxygen reading feature to some Apple Watches last week, but a new lawsuit could force the company to turn it off again. The health tech company Masimo sued U.S. Customs ...

Tests in healthy mice showed that the system could track changes in retinal oxygenation in response to different inhaled ...