Ключевые слова: alone, anxiety, awake, bed, bedding, bedroom, clock, dark, depression, exhausted, fatigue, fear, hangover, headache, home, illness, indoors, insomnia, loneliness, lonely, lying, male, man, night, nightmare, one, pain, people, person, pillow, problem, rest, room, sad, sadness, sleep, sleepless, stress, stressed, suffer, thinking, tired, worry, young,