Autistic Disorder, also known as Autism Spectrum Disorder (ASD), is a developmental condition that affects communication, behavior, and social interaction. Individuals with this disorder may have difficulty understanding social cues, forming relationships, and expressing their thoughts and feelings. Symptoms can vary widely, with some individuals displaying significant challenges while others may have average or above-average intelligence. The exact cause of Autistic Disorder is not fully understood, but it is believed to involve a combination of genetic and environmental factors. Early diagnosis and intervention can help improve outcomes, allowing individuals to develop essential skills and lead fulfilling lives. Treatment often includes therapies tailored to the individual's needs, such as speech therapy and behavioral interventions.