Ключевые слова: alarm clock, alone, anxiety, asian, awake, awaken, bad, bedtime, confusion, depressed, depression, desperate, difficulty, disappointment, emotional stress, exhausted, exhaustion, fatigue, fear, frustrated, hangover, headache, health, illness, insomnia, insomniac, night, nightmare, pain, pillow, problem, restless, room, sad, sadness, sick, sleep, sleeping, sleepless, sleeplessness, sleepy, slumber, sorrowful, stress, stressed, tired, trying, unhappy, upset, worried,