What causes autism spectrum disorder?

Facts About ASD. Autism spectrum disorder (ASD) is a developmental disability that can cause significant social, communication and behavioral challenges. ... The learning, thinking, and problem-solving abilities of people with ASD can range from gifted to severely challenged. read more

Causes. The exact cause of autism spectrum disorder (ASD) is currently unknown. It's a complex condition and may occur as a result of genetic predisposition (a natural tendency), environmental or unknown factors. read more

Autism spectrum disorder (ASD) refers to a group of complex neurodevelopment disorders characterized by repetitive and characteristic patterns of behavior and difficulties with social communication and interaction. read more