Ключевые слова: alarm clock, anxiety, awake, bearded, bed, bedding, bedroom, blur, bored, caucasian, digital, electronic, exhausted, exhaustion, fatigue, health, home, indoors, insomnia, man, night, numbers, one person, pajama, problem, signs, sleep disorder, sleepiness, sleepless, sleeplessness, sleepy, stress, suffer, symbols, time, tired, top view, trouble, yawning, young adult,