Autism spectrum disorder - Symptoms and causes - Mayo Clinic
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 along with others socially. The condition also includes limited and repeated patterns of behavior.

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 preference for predictability and routine, sensory processing differences, focused interests, and repetitive behaviors, which may include stimming. [4] .

Autism: Symptoms, Causes, Types, and Testing - WebMD
Autism, also called autism spectrum disorder (ASD), is a complex developmental condition that affects how people interact, communicate, learn, and behave. People with ASD have differences in...

Signs and Symptoms of Autism Spectrum Disorder
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 restricted or repetitive behaviors or interests. People with ASD may also have different ways of learning, moving, or paying attention.

Autism (ASD): Symptoms, Causes, Tests, Treatment & More - Healthline
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 these...

What is autism spectrum disorder? - Harvard Health
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, diagnosis, and sup...

Autism Spectrum Disorder (ASD) Symptoms & Causes
Autism spectrum disorder (ASD) is the full medical name for autism. A book called the DSM-5-TR defines autism spectrum disorder as a difference in brain functioning that affects how a person communicates and interacts with others.

What is autism? - NHS
Being autistic does not mean you have an illness or disease. It means your brain works in a different way from other people. It's something you're born with. Signs of autism might be noticed when you're very young, or not until you're older. If you're autistic, you're autistic your whole life.

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.

Autism - World Health Organization (WHO)
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 life-long care and support. Autism often has an impact on education and employment opportunities.