Insomnia. Man lies in bed with open eyes and alarm clock in mouth trying to fall asleep at night. Counting sheep awake. Stress thoughts in bedroom with white linen. Sleep disorder. alarm, clock, mouth, man, bedroom, awake, sleepless, insomnia, open, eyes, bed, sleep, tired, adult, lonely, lying, stress, depression, depressed, asleep, alone, pillow, dream, time, morning, night, nightmare, worried, frustration, trouble, waking, thoughtful, suffer, disorder, sleepy, headache, uncomfortable, looking,caucasian