Abstract: The aim of this study is to develop a noninvasive medical oxygen sensor using the acoustic resonance frequency tracking technique. To make it realize, the optimization of sound-resonance ...

The Costco advantage doesn't just extend to your favorite grocery items and low-priced Interstate batteries. The warehouse retail chain also offers wholesale prices for tires, and they're a fantastic ...

This episode covers routine service on the BMW E39 M5, including a full oil change and the replacement of the oil level sensor. The S62 V8 engine receives fresh fluids and inspection to keep the car ...

You might love the motivating tempo for workouts or the cadent call for calm that a smartwatch heart rate monitor provides. But when it’s time for an upgrade, what ...

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 year thanks to a patent spat, but it's back in action now. Lance is an ...

This week brought some good news for many recent Apple Watch buyers when Apple restored the functionality of the blood oxygen sensor in an iOS and watchOS software update. This means that everyone who ...

With the release of watchOS 11.6.1 and companion iOS 18.6.1, Apple managed to restore blood oxygen readings for U.S. owners of Apple Watch Series 9, Series 10, and Ultra 2. The method is slightly less ...

Apple released a small build update to iOS 26 developer beta 6, which does not re-enable the blood oxygen sensor on Apple Watch in spite of the earlier iOS 18.6.1 update that did. The new iOS 26 ...

Early last year, Apple made the bold, court-mandated decision to remove the blood-oxygen feature from the Apple Watch Series 9 and Ultra 2 in the U.S. over a patent dispute with medical technology ...

Samuel Lellouch does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

If you have an Apple Watch Series 9, 10, or Ultra Watch 2 that you bought in the US in the past year, you'll finally get the blood oxygen sensing feature back via a software update later today, ...

Big news, Apple Watch fans: The blood oxygen monitor is back. Apple made the announcement in a short press release on Thursday. The company says the feature is "redesigned," and will roll out to ...