Sleep patterns were once defined by nature, not alarm clocks. Do you ever feel frustrated when woken up by the sound of your ...

For anyone who has a difficult time waking up in the morning, especially around Daylight Savings Time, sunrise alarm clocks — alarms which use gradually increasing light to simulate the rising sun — ...

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 ...