My bedroom has become a sleep lab filled with smart rings, fitness bands, and mattress covers. Here's what I learned.

Editor's note, March 6, 2026: The Eight Sleep Pod 3 Cover was previously named best mattress cover sleep tracker. It has since been discontinued, but newer versions such as the Eight Sleep Pod 4, ...

Google's newest tracker centers on passive wellness tracking and AI tools. Find out more in this Fitbit Air review.

Fitbit has updated its algorithm for more accurate sleep tracking. The new algorithm now accounts for awake times better, supposedly rendering more accurate data about different phases. However, users ...

Best sleep trackers of 2026, expert-tested by a wellness writer - Make sense of your restless nights with one of these tried ...

Many smartwatches, fitness and wellness trackers now offer sleep tracking among their many functions. Wear your watch or ring to bed, and you'll wake up to a detailed sleep report telling you not just ...