adult
alarm
anxiety
awake
background
bed
caucasian
chronic
clock
deficit
depression
deprivation
difficulty
discomfort
disease
disorder
dream
exhausted
fatigue
female
frustrated
girl
health
home
illness
indoors
insomnia
lifestyle
loss
lying
mental
night
pajama
person
pillows
problem
sad
sick
sleep
sleepless
stress
suffering
symptom
tired
top
trouble
upset
view
woman
young