
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 getting …
Autism - Wikipedia
Autism is primarily characterized by differences and difficulties in social interaction and communication, alongside restricted or repetitive patterns of interests, activities, or behaviors (stimming), and, in …
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 …
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 interaction, 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.
Autism Spectrum Disorder - National Institute of Mental Health (NIMH)
Learn about NIMH research on autism spectrum disorder. Find resources on the signs and symptoms of autism and potential treatments and therapies.
What is autism spectrum disorder? - Harvard Health
May 22, 2025 · Autism spectrum disorder (ASD) is a complex neurological condition that affects how a person interacts, communicates, and experiences the world. Learn about its symptoms, causes, …
Autism: Symptoms, Causes, Types, and Testing - WebMD
Sep 11, 2024 · Know about autism, including its symptoms, causes, types, and testing methods. Explore WebMD's comprehensive guide to better understand and manage autism.
Autism - World Health Organization (WHO)
Sep 17, 2025 · Autism spectrum disorders (ASD) are a diverse group of conditions. They are characterized by some degree of difficulty with social interaction and communication.
Autism (ASD): Symptoms, Causes, Tests, Treatment & More
Dec 24, 2024 · Autism spectrum disorder (ASD), or autism, is a broad term used to describe a group of neurodevelopmental conditions. Differences in communication and social interaction characterize …