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 ...

There is plenty of evidence about how important sunlight is to our circadian rhythm, and how the blue light we stare at on computers and televisions interrupts it. Many people have poor sleep, due to ...

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, ...

Waking up to a loud alarm on your smartphone is not a fun way to get up in the morning. Plus, there’s growing evidence that having a smartphone in the bedroom may be wreaking havoc on our sleep. This ...