Autism - Wikipedia
Autism, also known as autism spectrum disorder (ASD), [a] is a condition characterized by differences or difficulties in social communication and interaction, a need or strong preference …
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 …
Autism: Symptoms, Causes, Types, and Testing - WebMD
Sep 11, 2024 · Autistic disorder. This is what most people think of when they hear the word "autism." It affects social interactions, communication, and play in children younger than 3 years.
Signs and Symptoms of Autism Spectrum Disorder
May 16, 2024 · Learn about the signs and symptoms of ASD.
Autism (ASD): Symptoms, Causes, Tests, Treatment & More
Dec 24, 2024 · ASD describes a group of neurodevelopmental conditions that become evident during early childhood. Certain genetic and environmental factors can contribute to its …
What is autism spectrum disorder? - Harvard Health
May 22, 2025 · Autism is a neurodevelopmental condition that affects a person’s ability to communicate and interact with others, often involving challenges with starting and maintaining …
Autism Spectrum Disorder (ASD) Symptoms & Causes
Oct 15, 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 - World Health Organization (WHO)
Sep 17, 2025 · The abilities and needs of autistic people vary and can evolve over time. While some people with autism can live independently, others have severe disabilities and require …
Autism Fact Sheet - National Autism Association
Comorbid conditions often associated with autism include Fragile X, allergies, asthma, epilepsy, bowel disease, gastrointestinal/digestive disorders, persistent viral infections, PANDAS, …
Autism spectrum disorder (ASD) | Autism Speaks
Developed by and for autistic adults, this guide can help you figure out what comes next. Find local providers and services in your area with the Autism Speaks Resource Guide.