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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 neurodevelopmental disorder characterized by differences or difficulties in social communication and interaction, a …

  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. 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 …

  5. 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, …

  6. Autism: Symptoms, Causes, Types, and Testing - WebMD

    Sep 11, 2024 · What Is Autism? Autism, also called autism spectrum disorder (ASD), is a complex developmental condition that affects how people interact, communicate, learn, and behave.

  7. Autism - World Health Organization (WHO)

    Nov 15, 2023 · Autism – also referred to as autism spectrum disorder ̶ constitutes a diverse group of conditions related to development of the brain. About 1 in 100 children has autism.

  8. Autism Spectrum Disorder - National Institute of Mental Health …

    What is autism spectrum disorder? Autism spectrum disorder is a neurological and developmental disorder that affects how people interact with others, communicate, learn, and behave. …

  9. 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.

  10. Autism Fact Sheet - National Autism Association

    Autism is the fastest growing developmental disorder Nearly half of children with autism wander/elope from safe settings A 2008 Danish Study found that the mortality risk among …

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