The Oura Ring 4 has new red, green, and infrared sensors to track heart rate and blood-oxygen ... heavier version of the old charging plinth. The metal used in its construction means it looks ...

Despite not yet matching the full functionality of their wrist-worn counterparts, smart rings boast an impressive array of features, including activity tracking, sleep monitoring, and even heart ...

Given the fact this teeny heart is about the size of a quarter, finding an artist with demonstrated fine-line experience is key to recreating it. Forget about the rubber rings. With a permanent ...

The new ring doesn’t have any bumps. The sensors—which include red and infrared LEDs for blood oxygen; green and red LEDs for heart rate, heart rate variability, and sleep respiration ...

It’s more comfortable thanks to the lack of nodules, it’s got theoretically better heart rate ... of the ring. Gone are those skin-contact nodes, and in their place are flat sensors.

As now, the rings were worn on the fourth finger of the left hand, following an ancient belief that this finger had a vein, the "vena amoris," that led directly to the heart. This idea is rooted ...

Another high-tech solution that's won over a slew of coffee drinkers, the Ember mug lets you control your drink's temperature ...

Smart rings have become increasingly popular — some say they're the next big thing after smartwatches in the wearable tech industry. Even major tech companies like Samsung are already spreading ...

It doesn't hurt that the Rose Gold finish of my ring looks great and matches well with my mixed-metal jewelry collection ... activity detection with heart-rate tracking and information on heart ...

For the greater part of this past summer, I wore six smart rings at once. I wanted to see which was best, and the Oura Ring Gen 3 was the clear winner. Well, it’s been about two weeks since my ...

You can also integrate with Strava, however, a bug stopped the heart rate coming over. In short, if you actually work out, get a proper device. A smart ring ain’t it. Oura promises ‘up to 8 ...