Perhaps your cell phone does a fine job waking you up in the morning, but an alarm clock is a superior device. By now, it’s common knowledge that using your phone at bedtime—or even sleeping near it, ...

If you sleep like a rock, become a little more early bird than night owl with an alarm clock made for your sleep style. By Amanda Reed Updated Jun 12, 2024 6:30 PM EDT We may earn revenue from the ...

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, ...