The Oura Ring 4 is one of the sleekest fitness trackers I've reviewed. It's a top pick for all but the most serious athletes.

I’ve used the Oura ring to track my menstrual cycle for the past four years, and it’s the only device I trust to do so. My Oura ring knew I was pregnant before I did, helped me keep an eye on my ...

Oura is bringing its Ring 4 charging case to more users by announcing its market availability via ouraring.com and "select" ...

Ultrahuman smart rings currently can’t be sold in the US. We caught up with the company’s chief business officer to discuss ...

The Oura Ring is a fitness tracker popular among athletes, business execs, and celebrities. Fitness reporter Rachel Hosie has used one for four years and was originally attracted by its look. Oura ...

Sleep is one of the core metrics all smart rings track. They typically offer a daily sleep score out of 100, which takes into ...

Oura has finally launched its long-awaited portable charging case for the Oura Ring 4, making charging much more convenient.

I love my fitness trackers, but not everyone enjoys a bulky watch on their wrist. As a tech reporter, I often come to work with a different watch on my wrist, and my co-workers almost always deem them ...

Comparing the designs of the Oura Ring vs. Whoop is like comparing apples to oranges. Yes, they're both fitness trackers, but they wear in entirely different ways. A person's hand wearing an Oura Ring ...

The Oura Ring 4 Ceramic has nothing new under the hood from its predecessor, the regular Oura Ring 4 -- if you could even call it that. The ceramic line simply refreshes the outside material and ...

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