AFib, Circular and Smart Ring

Circular's New Smart Ring Can Detect AFib 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 can detect atrial fibrillation. It's a feature that's become common in smartwatches but is still relatively rare on smart rings.
Circular Ring 2 Is Refined, Redesigned And Changes The Way You Buy Smart Rings
Circular is making the process of buying a smart ring seamless by involving AI. And it seems to be a work in progress right now.
Circular unveils its next gen Ring 2 with ECG functionality and AFib detection at CES 2025
Smart ring maker Circular announced its next-gen Ring 2 with ECG (electrocardiogram) functionality and AFib (atrial fibrillation) detection at CES 2025 Unveiled on Sunday in Las Vegas. The wearable is set to go on sale in February or Mach for $380.
Circular’s new smart ring has a built-in ECG
I could count on one finger the amount of smart rings that offered a one-line ECG in such a small package. Bodimetrics’ Circul+ debuted in 2021, but what it had in heart-monitoring features it lacked in style,
Circular Ring 2 brings ECG to the finger with all-new smart ring
Circular’s Afib detection is part of the Ring’s subscription-free set of features — and it’s FDA-cleared thanks to a partnership with B-Heart, which is handling the algorithms. On the inside of the ring are two small electrodes, which enable the watch to take the reading.
Circular has an app to make sure its new smart ring fits perfectly on your finger
Circular is rolling out a new tool along with its next smart ring that will take the guesswork out of figuring out your ring size.
My least favorite smart ring has a shot at redeeming itself
“We had some issues, obviously, with the previous ring,” says Amaury Kosman, cofounder and CEO of Circular. “Mostly ...
One of the worst smart rings we reviewed in 2024 is getting a successor
The Circular Ring Slim didn't live up to our expectations, but the next generation could fix all of its flaws. Here's what we know about the Circular Ring 2.
Circular Ring 2 sizes itself using your phone - no physical sizing kit required
Circular is bringing more finishes, a titanium build, eight days of battery life, and digital sizing to its second-generation ...
Circular's second-gen Ring adds ECG and digital ring-sizing
Circular's Ring 2 gains a new ECG capability this time around, with heart health a bigger focus for the smart ring in 2025.
The Circular Ring 2 is here and it beats the Oura Ring in two big ways
This level of longevity puts the Ring 2 in the same camp as the Oura Ring 4 and Samsung Galaxy Ring. The Circular Ring 2 also ...
The Circular Ring 2 finally solves the smart ring size problem (and redefines health tracking while it’s at it)
The redesigned Kira AI app mirrors the ring’s luxurious aesthetic with an intuitive interface, making health tracking as ...
I hope this is the first and last smart ring with a screen
Smart rings took a big step towards becoming mainstream products in 2024. Major OEMs like Samsung entered the fray, while ...
Gabit smart ring review: A revolutionary fitness tool or just another trendy accessory?
Smart rings have evolved significantly and are poised to remain a key player in wearable tech. Here's everything you need to ...