The latest smart ring to emerge has a focus on sleep and comes from British start-up Leep. The Leep Ring 1 costs $199 and has no subscription attached.

If you want a smart ring to monitor your basic health metrics and don’t want to pay a subscription, the Ultrahuman Ring Air is a solid choice. The Oura Ring may be the best-known smart ring, but it’s ...

TL;DR: The Circular Ring 2 is a subscription-free smart ring for $299 (MSRP $449) that tracks 140+ health metrics, explains ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. As a veteran smartwatch and fitness tracker reviewer, it's ...

I love my Oura ring. Ask any of my friends, and they’ll tell you that it’s become one of my main personality traits over the ...