The Luna ring doesn't have any standout features, but it's a solid alternative to Oura—provided you can find one.

Discover how smart rings 2026 track sleep, HRV, and fitness metrics. Compare Oura Ring 4, accuracy rates, battery life, and ...

Ultrahuman has big plans for the future ...

Discover how the Evie Ring women's health tracker uses temperature monitoring, menstrual cycle tracking, and sleep analysis ...

Our comprehensive review of the Noise Luna Ring Gen 2, including analysis of the battery life, tracking accuracy, design, and more.

With the launch of its new charging case, Oura finally closed one of the only practical gaps between the brand and its rivals. I’ve been testing the new setup for more than a week, and the upgrade is ...

If you want to use tech to monitor your fitness, but don’t want to buy a fitness tracker, then you’ve got only a few options. Smart rings are one such pick, but even though they’ve been in the market ...

The Amazfit Helio smart ring is comfortable to wear, relatively durable and reasonably priced. More importantly, it provides accurate heart rate measurements and offers plenty of clear, actionable ...

Imagine waking up each morning with a detailed snapshot of your health, your sleep quality, heart rate, and even your readiness for the day, all delivered by a sleek, barely-there device on your ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...