The new Oura Ring 4 smart ring promises a plethora of health tracking features—but is it worth the $349 price tag? Read the ...

The $350 Oura Ring 4 looks sleek and cool, and it may be useful for data-hungry health enthusiasts. But it failed this ...

Is the Oura Ring 4 the best smart ring you can buy? I've been wearing it for weeks to find out, and our in-depth review answers the question.

What sensors do smart rings have? Many of the rings we’ve seen so far have been designed to track elements of your health and fitness. Whether tracking steps, sleep, or monitoring heart rate and ...

As a busy mother to five kids, I tested the Ultrahuman Ring Air to see if it could improve my stress levels and sleep habits. Read the review to learn more.

The Oura Ring 4 has just been released — and it’s more comfortable and sleek to wear, but not smaller. It’s noticeably way ...

In this article, we’ll break down the key differences between the Oura Ring 4 and its predecessor, explore the features and ...

The Oura Ring 4 promises better comfort and smarter sensing, but does it deliver? And is it still the best smart ring money can buy?

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

In recent years, smartwatches and smart rings have ... sleep and heart activity. Now medical device companies, including ...

Heart rate, blood oxygen, and skin temperature sensors are clustered into three small bulges protruding from the inside surface of the ring, within the same quadrant. PPG sensors inside Galaxy ...

Material: the Oura Ring 4 swaps the clear material insides of its predecessor for shiny titanium. Size: there is an expanded choice of 12 sizes and six finishes, including black, stealth, gold, silver ...