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