Automatic Content Recognition, or ACR, is a feature built into smart TVs that quietly tracks what you watch. It does this by scanning short snippets of audio and visual content on your screen and ...

Smart TVs track your viewing habits, even outside streaming apps. Learn how it works, who gets the data, and how to cut ...

Close overnight monitoring in a medical laboratory can offer a clear picture of sleep quality, and while wrist-worn tracking devices are a more viable solution for everyday folk, these don't offer ...

We tested today's top smart rings for accuracy, comfort, and design. Here are the models worth your money in 2026.

Wearable technology can get a lot more compact than smartwatches. More and more smart rings are entering the market, giving consumers another way of tracking the health data that matters to them most.

Wearable health devices now track heart health, stress, glucose, fertility, and sleep, turning smart wearables into everyday ...

While smartwatches have reigned supreme as a wearable tech for the past few years, smart rings are all the rage now. Samsung's Galaxy Ring was the first of the major smartphone manufacturers to add to ...

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 ...

Smart rings have quietly gone from curiosity to credible wearables over the past couple of years. While smartwatches keep getting bigger, brighter, and more distracting, rings have taken the opposite ...