The US FDA has issued a warning against the use of smartwatches or smart ring devices that claim to be able to measure blood glucose levels. The regulator points out that there are no approved ...

Circular announces in a press release that it's working to roll out updates that contain Blood Pressure and Blood Glucose monitoring for the Ring 2. The blood pressure update will combine ECG and ...

Circular is a relatively small player in the smart ring segment, which is currently led by the likes of Oura, Samsung, and RingConn. Yet, following a not-so-good start,. The Circular Ring 2, which ...