Symptoms of autism spectrum disorder (ASD) in adults include communication challenges, restricted and repetitive behaviors, ...

More than one in 100 people are believed to be autistic. Here we look at what it is, how it is medically diagnosed and how it ...

One in 36 children in the United States has autism, according to the Department of Health and Human Services (HHS) — but many don’t learn they’re on the spectrum until adulthood.

Experts say there are high numbers of undiagnosed autistic adults and going through life without a diagnosis has a major ...