A high-tech sleep intervention.

I knew to expect reliable sleep tracking, but what I didn't anticipate was how the Oura Ring could teach me to be a better sleeper. Here's ...

If your Fitbit is giving you bad sleep-tracking data, the fix might be simpler than you think. Here's what to check to get ...

I've tested and reviewed over 200 mattresses and other sleep products. In the past two decades, sleep-tracking technology has advanced immensely—with smart headbands now a leading force in the ...

Sleep has become the new frontier of performance, recovery, and overall health — and wearables have rushed in to promise deeper insight than ever. From rings and watches to bedside sensors and ...

You can also see your ring's battery life based on a circle icon in the top-right corner. The Oura ring is easily ...

We tested Garmin’s GPS-enabled fitness trackers and found the perfect picks for casual hikers, backcountry skiers, and more.

I was recently talking with a friend who had asked me for suggestions regarding his poor sleep. One of the first recommendations I made to him (as well as to almost anyone who comes to see me) was to ...

Apple Watch is arguably one of the best smartwatches around and hands-down the best companion to an iPhone. It excels in so many ways, tracking activities and vitals, offering access to apps, and more ...