A proposed new definition of autism could exclude many people now classified as having the disorder. The Times talked to Dr. Fred R. Volkmar, director of the Child Study Center at the Yale School of ...

Thinking about autism has evolved. Just three decades ago, autism was a relatively rare and clearly defined condition, diagnosed in people with limited verbal language and highly repetitive behavior.

It’s been more than three years since the Lancet Commission proposed the new term “profound autism” to describe the subset of the autism spectrum most disabled by the disorder. This label has been ...

Experts estimate that 1 percent of the population of children in the U.S. ages 3-17 have an autism spectrum disorder. Autism occurs in all racial, ethnic, and socioeconomic groups, and is more likely ...

A wider public conversation has arisen over whether it's time for a shift in how we think about categories of autism, amid rising interest in the disorder across the country. For instance, some op-eds ...

Fei, a mother of three, has two children diagnosed with Autism Spectrum Disorder (ASD). Her son Ben, 8, who also has weak core muscles attributed to autism, had received physical therapy (PT) since he ...

The definition of autism is getting increasingly broader. As a result, we are building a new reality of the disorder that doesn’t accurately represent the most affected population. I first learned ...

Proposed changes in the definition of autism would sharply reduce the skyrocketing rate at which the disorder is diagnosed and may make it harder for many people who would no longer meet the criteria ...