Both the workout tracking and the SpO2 blood oxygen monitoring have been promised since the launch of the third-generation ring in 2021, so their arrival is overdue. The workout mode employs the ...

As a fitness editor, I’ve tried pretty much every wearable out there. From the all-new Whoop 5 to the Apple Watch, I love a fitness tracker and I’ve tested them all. They range in price and what they ...

The fitness tracker market seems to always be changing, and while the watch form factor has dominated the market, there’s a growing interest in more discreet health trackers, like a ring form factor.

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. I’m not into watches ...