Add Yahoo as a preferred source to see more of our stories on Google. Kseniya Ovchinnikova / Getty Images Possibly no one understands the power of mornings better than Martha herself, who believes in ...

Using a melodic song you enjoy as an alarm sound can potentially reduce feelings of grogginess upon waking. However, waking suddenly from sleep may have negative effects. Many people use an alarm ...

Add Yahoo as a preferred source to see more of our stories on Google. Certain tones and frequencies can cause sleep inertia, or the groggy feeling that can follow you all morning. Turns out your ...

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 ...