Breathing is a crucial biological function essential for survival and various bodily processes. It occurs involuntarily, ...

Monitoring your blood oxygen levels may not seem as exciting as step counting or be as obvious in its benefits as something like sleep tracking, but it's still a useful option for managing your health ...

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 ...

After almost two years, Apple has finally redesigned and relaunched the Blood Oxygen feature on Apple Watch Series 9, Apple Watch Series 10, and Apple Watch Ultra 2 in the United States. This feature ...

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.

(CNN) — Scientists have long known that pulse oximeters are less accurate when used for people with dark skin tones – and now, a new report offers some insight into just how much more inaccurate these ...

Apple was forced to remove the blood oxygen monitoring two years ago amid a patent dispute, but a software update coming later today will revive the feature. In late 2023, sales of two Apple Watch ...