female hand reaching for a pink sleep mask on a white background, concept of anxious sleep and insomnia, close-up, sleeplessness

anxiety asleep background cardiovascular clinical close concept concern depressed depression deprivation disease diseases disorder disorders disturbance endocrine expressing falling female frustration glasses hand home illness infectious insomnia intrasomnic mask mental negativity neurological night nightmare pink postsomnicheskie presomnic problem psychoemotional psychosocial psychosomatics sick sickness sleep sleeping sleepless sleeplessness slumber stress syndrome upset vigilance wakefulness white