Forget taking an electrocardiogram from your wrist; now you can take one from your finger. The Circular Ring Gen 2, which was announced on Jan. 5 just ahead of CES 2025, is one of few smart rings that ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ayanna Redwood-Crawford and Kaitlyn Wells After a new round of testing, we’ve ...

The previous generation, the Circular Ring Slim, didn’t impress us too much in our review testing process. But the company has been hard at work righting some of those wrongs. It updated the Ring Slim ...