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  1. 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 …

  2. 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 …

  3. 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 …

  4. 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.

  5. 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 …

  6. 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 …

  7. Autism Spectrum Disorder (ASD) Symptoms & Causes

    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 interact with others. …

  8. Autism Spectrum Disorder: Causes, Symptoms, Diagnosis, and …

    Sep 10, 2025 · Autism Spectrum Disorder (ASD) is not simply a medical condition—it is a profoundly human experience. It represents a different way of perceiving, processing, and …

  9. 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.

  10. 30 Facts to Know about Autism Spectrum Disorder

    Autism spectrum disorder is a developmental disability that often presents with challenges before the age of 3 and lasts throughout a person’s lifetime. Early identification, treatment, and …