Add Yahoo as a preferred source to see more of our stories on Google. So what’s the solution? How can we make it easier for heavy sleepers to wake up? In cases like this, a more purpose-built alarm ...

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, ...

As convenient as it might be to use your phone as an alarm clock, standalone alarm clocks come with all kinds of features that can make waking up — or even going to sleep — a little less painful. Some ...