Certain tones and frequencies can cause sleep inertia, or the groggy feeling that can follow you all morning. Turns out your relationship to your morning alarm doesn’t have to be so fraught — certain ...

If your smartphone doubles as your alarm clock, you may be losing out on needed shut-eye as texts, alerts and other notifications come in throughout the night. Constant loud noise and bright lights ...

WASHINGTON — It’s a sound that jolts most people awake—even from some of the deepest sleep. We hit the snooze button, but the persistent, sometimes annoying, sound of our alarm clocks just won’t quit.

Aussies can’t stop raving about sunrise alarm clocks, with one particular model proving to be the most popular: Dreamegg ...