The Circular Ring Gen 2, which was announced on Jan. 5 just ahead of CES 2025, is one of few smart rings that can detect atrial fibrillation. It's a feature that's become common in smartwatches ...

Circular's Ring 2 is a new smart ring coming in 2025 ... The feature will reportedly use advanced machine learning to analyze the way light interacts with blood through its PPG heart-rate monitors ...

Until now, the health tracking in smart rings has been more basic, but the Circular Ring 2 looks to ... detect AFib (though ...

Circular’s upcoming smart ring, the Circular Ring 2 ... The company states that its approach relies on analyzing how light interacts with blood using PPG sensors combined with machine learning ...

Circular is promising to make the Ring 2 even better with blood pressure and blood glucose monitoring. The ring will use Pulse Transit Time (PTT) to estimate blood pressure. Blood pressure ...

Launched in late 2023, the Circular Ring Slim was described as the world’s thinnest smart ring, thanks to its slim and light design. The second smart ring from Circular, the Circular Ring Slim ...

An approach validated by science The dawn of a new era for smart rings Circular is a relatively small player in the smart ring segment, which is currently led by the likes of Oura, Samsung ...