Do you know someone with a developmental disorder? This can be trying.
No i do not. But i know it is a  psychiatric conditions originating in childhood that involve serious impairment in different areas and no one wish t have such 
Yeah same. I'm kind of interested in the medical part of Developmental disorder though.
That is what i am talking about. You can use the term in several ways 
Tell me more about what you know of this.
Developmental disorder
Developmental disorders comprise a group of psychiatric conditions originating in childhood that involve serious impairment in different areas. There are several ways of using this term. The most narrow concept is used in the category "Specific Disorders of Psychological Development" in the ICD-10. These disorders comprise developmental language disorder, learning disorders, motor disorders and autism spectrum disorders. In broader definitions ADHD is included, and the term used is neurodevelopmental disorders. Yet others include antisocial behavior and schizophrenia that begins in childhood and continues through life. However
This physiological phenomenon can also be mistaken for myoclonic seizure but it can also be distinguished by different criteria such as the fact that hypnic jerk occurs at sleep onset only or that the EGG is normal and constant. In addition, unlike seizures, there are no tongue bites, urinary incontinence and postictal confusion in hypnic jerk. This phenomenon can therefore be confused with other more serious conditions.
Scientists do not know exactly why this phenomenon occurs, so they are still trying to understand it. Therefore, several theories have attempted