Oura Ring 4 review: This smart ring is a great sleep tracker, but not a great activity tracker ...

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 ...

(CNN) — One of the Apple Watch’s biggest threats has no screen, weighs about a fifth of an ounce and charges a monthly subscription for most of its features. Yet Oura is on pace for $1 billion in ...

This indiscrete ring tracks heart rate, sleep, recovery rates, and other essential vitals without adding another screen to your life. By Stan Horaczek Published Nov 23, 2025 2:23 PM EST We may earn ...

We aim to sort through the overwhelming amount of sleep-related information available online to find what works -- and help you avoid the things that don't. Everyone has varying health needs and sleep ...

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 ...