With a possible 750,000 undiagnosed autistic people aged 20 and above in England alone, what are the signs that a person may ...

The new research reinforces how complex the neurodevelopmental disorder is and that there isn’t a single cause.

Leucovorin, a.k.a. folinic acid, is “an ‘activated’ form of folic acid—vitamin B9,” says Jamie Alan, Ph.D., an associate ...

Experts share symptoms of autism in adults, including social communication challenges, repetitive behaviors, difficulty ...

Families of people with severe autism say the repeated expansion of the diagnosis pushed them to the sidelines. A new focus ...

Trump is expected to announce leucovorin, a lesser-known drug, as a potential treatment option for autism today ...

For decades, researchers have looked for links. Most believe the disorder springs from a complex interplay of genetics and ...

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 ...

The U.S. Department of Health and Human Services provided this guide on autism spectrum disorder as part of a series of ...