New research identifies four presentations of autism based on genetics, behaviors and the ages when symptoms first appeared.

Autism spectrum disorder, or ASD, is the clinical name for the condition most people refer to as autism. Autism is defined as "a complex developmental condition that affects communication, social ...

New data about autism should be celebrated, not feared. That's what autistic people like Eric Garcia want people to remember as Health and Human Services Secretary Robert F. Kennedy Jr. spreads ...

Medically reviewed by Kira Graves, PhD Key Takeaways Mild autism is unofficially used to describe level 1 autism, or ...

Fragile X syndrome (FXS) and autism spectrum disorder (ASD) sometimes occur together. While FXS is a known genetic cause of ASD, not everyone who receives an FXS diagnosis is autistic, and not all ...

Autistic adults show reduced availability of a key glutamate receptor, mGlu5, across widespread brain regions.

I remember being in the middle of a lake. Alone. Just me, water, the sky, and far-away trees. It was a bliss. Being alone with nature can be an exquisite source of joy. I remember dancing with joy.

Can a generic drug designed to make chemotherapy work better benefit people with autism? President Trump is touting an “amazing” drug — leucovorin — as “an answer to autism,” a broad range of ...

An autistic meltdown is an intense reaction to sensory or emotional overload in autistic people. When an autistic person becomes overstimulated or unable to cope with their environment, they may ...