May 16, 2024 · Key points Autism spectrum disorder (ASD) is a developmental disability caused by differences in the brain. People with ASD often have problems with social communication and …

Learn about NIMH research on autism spectrum disorder. Find resources on the signs and symptoms of autism and potential treatments and therapies.

Autism Spectrum Disorder (ASD) is a developmental disability causing social, communication, and behavioral challenges.

Sep 17, 2025 · WHO fact sheet on autism with sections on epidemiology, causes, assessment and care, human rights and WHO's work in this area.

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

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 development. Autism …

Jun 28, 2025 · Find out about autism spectrum disorder symptoms, causes, treatment, and other issues related to this developmental disorder.

Learn about Autism Spectrum Disorder, including symptoms, risk factors, treatment options and answers to common questions.

Apr 14, 2025 · Read about ASD and find out what CDC is doing to better understand ASD to support people with ASD.

Autism now affects 1 in 31 children About 40% of children with autism do not speak The rate of autism has steadily grown over the last three decades Comorbid conditions often associated with autism …