Autism spectrum disorder - Symptoms and causes - Mayo Clinic
May 22, 2025 · Autism spectrum disorder is a condition related to brain development that affects how people see others and socialize with them. This causes problems in communication and …
Signs and Symptoms of Autism Spectrum Disorder
May 16, 2024 · Autism spectrum disorder (ASD) is a developmental disability caused by differences in the brain. People with ASD often have problems with social communication and …
Autism Spectrum Disorder - National Institute of Mental ...
Learn about NIMH research on autism spectrum disorder. Find resources on the signs and symptoms of autism and potential treatments and therapies.
Autism Spectrum Disorder (ASD) Symptoms & Causes
Oct 14, 2025 · Autism spectrum disorder (ASD) is the full medical name for autism. The DSM-5-TR defines ASD as a difference in brain functioning that affects how you communicate and …
Autism spectrum disorder (ASD) | Autism Speaks
Autism, or autism spectrum disorder (ASD), refers to a broad range of conditions characterized by challenges with social skills, repetitive behaviors, speech and nonverbal communication.
What is Autism? - Autism Research Institute
Autism is a developmental disorder with symptoms that appear within the first three years of life. Its formal diagnostic name is autism spectrum disorder. The word “spectrum” indicates that …
Autism - World Health Organization (WHO)
Sep 17, 2025 · Autism – also referred to as autism spectrum disorder ̶ constitutes a diverse group of conditions related to development of the brain. In 2021 about 1 in 127 persons had autism. …