Five Oura Ring hidden features everyone should know about, and how to set them up on your device.

The iconic sleep-tracking smart ring is accurate and comfortable—but smart rings make poor activity trackers.

Smart rings may have certain advantages over wrist-worn devices, but we recommend you do not throw out your smartwatch just yet. When you purchase through links on our site, we may earn an affiliate ...

Oura sold 5.5 million rings in 2025 but does the device actually make you healthier?

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources, including ...

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Ultrahuman smart rings will soon get a new feature designed to help users adjust their lifestyle in a way that minimizes ...

Ultrahuman smart rings currently can’t be sold in the US. We caught up with the company’s chief business officer to discuss what’s next for ring-based health tracking.

With the category poised for further growth, two Bloomberg reporters took a closer look at four current leading smart rings.