Plus, doctors’ number-one pick and their take on the devices.

This chart shows which devices Americans use to track their sleep.

After I stopped tracking my sleep so thoroughly, I noticed a big difference in my sleep quality and quantity. Call it ...

Is sleep tracking actually useful in daily life, or is it just data overload distracting you from what matters? After tracking my sleep every night for a year, I have some answers. Owen Poole, a ...

The Garmin Index Sleep Monitor is a specialized wearable designed to provide in-depth sleep tracking without the need for a wristwatch. It caters to individuals who prioritize comfort during sleep or ...

ATLANTA — Your watch says you had three hours of deep sleep. Should you believe it? Millions of people rely on phone apps and wearable devices like rings, smartwatches and sensors to monitor how well ...

Image of an iPhone (with Health app visible) next to an Apple Watch. (Apple) Apple Health brings sleep tracking, scheduling and long-term analysis into one place, with your iPhone acting as the hub ...

Sleep tracking is nothing new in Garmin’s fitness watches, but the company’s latest wearable is a dedicated smart sleep band. The Index Sleep Monitor offers week-long battery life with continuous ...

For a while now, I’ve worn two devices when I go to sleep—an Apple Watch Series 7 on my left wrist, and a WHOOP 5 MG on my right wrist. Every morning, I get three different scores purporting to tell ...