Mental health (psychiatry)

Sleeping, or somnambulism, is sitting, walking or other complex behavior during sleep, usually with open eyes, but without realizing what is happening.

Violation of reading, or so-called dyslexia, is a disorder that manifests itself in multiple reading errors, which does not explain vision problems or poor schooling.

Elective mutism is a group of psychopathological disorders, the specificity of which is the inability to speak in certain social situations with the preserved ability to speak and understand speech. This selectivity of speech is emotionally conditioned, arises most often in children with anxious-hypochondriac, sensitive, schizotemic personality traits and is often accompanied by signs of subdepression.