This article is a part of CNN Underscored’s Guide to Sleep, a weeklong focus on everything you need to sleep better. We’ll be featuring new products, tips and exclusive deals all week, so check in ...

Many people need to set an alarm to wake up on time in the morning. But using your phone for this purpose can lead to late nights and early mornings doomscrolling, which can disrupt your sleep. An ...

An alarm clock may seem outdated, with your smartphone’s endless number of tones and apps to wake you up. But using your phone as your alarm can tempt you to use it before you tuck in, and that can ...

No one likes getting up in the morning — unless you're an early bird — but a good alarm clock makes waking up just a little easier. We've tried dozens of alarm clocks, from the gentle, gradual ...

If you're a very heavy sleeper, you already know a regular alarm clock usually doesn't get the job done, and phone alerts or easygoing sunrise alarms don't rouse those who are deep in an REM cycle, ...