2024年8月30日 · Sleep trackers vary based on a number of different factors, from the technology they use to the sensors that monitor your sleep. Our testing team took dozens of them for a spin to see which ones offered the usability and features worthy of a spot on our list of the best trackers of 2025.

2024年2月26日 · Sleep apps can help you relax and wind down before bed. This guide includes our picks for the best sleep apps and tips for finding the right app for you.

2023年2月17日 · The Wellue O2 Ring measures blood oxygen levels while you sleep. Learn how the device works and why your blood oxygen level is important for your sleep health.

2023年2月24日 · The WHOOP band is a wearable fitness tracker that also monitors recovery and sleep metrics. Our hands-on WHOOP review covers all aspects of the popular device.

2022年9月21日 · Using bodily changes that occur throughout the sleep cycle, Oura Ring can accurately gauge your current stage. The ring combines the first two stages as “light sleep.” It also monitors sleep efficiency, or how much time you spend asleep after initially nodding off.

2023年2月3日 · This wearable device tracks sleep and health metrics by gently clamping down on your fingertip, much like a traditional pulse oximeter. I didn’t get a chance to test out this device. That said, fingertip monitors tend to be less comfortable for sleeping, especially if you frequently change positions.

2023年1月12日 · If you don’t mind a simpler sleep app with a customizable alarm, sleep mode, and basic data tracking, then the Apple Watch might be a great fit — especially if you are physically active. If you’re looking for advanced tracking, you should probably look elsewhere.

2024年2月9日 · Sleep trackers provide plenty of sleep data, but how accurate are they? We look at recent studies comparing consumer wearables to lab-based studies.

2023年1月12日 · The Zmachine Synergy is an at-home sleep test that can help doctors detect and diagnose obstructive sleep apnea (OSA). It monitors nine different sleep metrics and is one of the most thorough at-home tests on the market.

2023年1月25日 · The Withings Sleep Tracking Mat offers a cutting-edge design that monitors your metrics without coming into contact with your skin. This makes the device attractive if you dislike rings, watches, and other wearable sleep trackers.