What type of sound wakes you up from sleep? The chirp of a bird, the melody of a song, the ringtone of the mobile, or the sound of the alarm clock? Studies suggested that what wakes us up could have repercussions on our morning mood. Sudden, loud or harsh alarm tones may activate our stress response, whereas gentle or melodic sounds might help us wake up in a calmer and clear-headed state. Do try out more melodic alarm tones and share with us if it makes any difference for you.