imagine floating on clouds and sink into a deep sleep

anxiety background circadian clouds concept copy cycle dark deep deprivation disorder fatigue floating fluctuate fluffy get health help imagine insomnia insomniac medicine messagen moon nap narcolepsy natural need night noise pattern pink problem quiet relax rem research sink sinking sky sleep sleepiness sleepless sleepy slumber solution some somnolence space therapy time treatment wake wakeful wakefulness winks word worry