Autism - Wikipedia
Autism, also known as autism spectrum disorder (ASD), [a] is a condition characterized by impairment in social communication and interaction, [4][1] as well as a need or strong preference for predictability and routine, sensory processing differences, focused interests, or repetitive behaviors. [under discussion] Features of autism are present from early childhood and the condition typically ...

Autism spectrum disorder - Symptoms and causes - Mayo Clinic
Overview 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. The term "spectrum" in autism spectrum disorder refers to the wide range of symptoms and the severity of ...

Autism: Symptoms, Causes, Types, and Testing - WebMD
Know about autism, including its symptoms, causes, types, and testing methods. Explore WebMD's comprehensive guide to better understand and manage autism.

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. It is important to note that some people without ASD might also have some of ...

What is autism? - NHS
Some have average intelligence or above average intelligence. Autistic people are more likely to have some physical and mental health conditions, such as epilepsy, anxiety, eating disorders or depression. ADHD (attention deficit hyperactivity disorder) is also more common in autistic people. Autism is something you’re born with.

Autism Spectrum Disorder (ASD) Symptoms & Causes
Autism is a difference in how your child’s brain works that causes them to socialize and behave in unique ways. Learn early signs of autism and more.

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 support strategies across all ages.

Autism spectrum disorder (ASD) | Autism Speaks
What is autism? Learn about autism spectrum disorder (ASD), the autism definition, a brief overview of co-occurring conditions and access helpful resources.

About Autism Spectrum Disorder | Autism Spectrum Disorder (ASD) | CDC
Autism spectrum disorder (ASD) is a developmental disability caused by differences in the brain. Some people with ASD have a known difference, such as a genetic condition. Other causes are not yet known. Scientists believe there are multiple causes of ASD that act together to change the most common ways people develop. We still have much to learn about these causes and how they impact people ...

What Are The Signs Of Autism? - Simply Psychology
Autism is a neurodevelopmental condition characterized by differences in social communication, social interaction, and the presence of restricted, repetitive patterns of behavior, interests, or activities.