Readers weigh in on the challenges of defining and diagnosing the condition. To the Editor: Re “In New Focus on Autism, Some Worry the Spectrum Is Too Broad” (front page, Oct. 5): One thing’s for ...

February 18, 2010 — Inhaling the hormone oxytocin appears to improve social interactions in adults with high-functioning autism spectrum disorder (HF-ASD), new research suggests. The study showed that ...

An analysis of data from the Israel National Birth Registry found that congenital malformations were more common in children ...

In 1943, Leo Kanner, a child psychiatrist at Johns Hopkins University, identified autism as a separate disorder from schizophrenia in young children. Kanner called his newly identified disorder early ...