Category describes people who have little or no language, an IQ of less than 50 and require 24-hour supervision ...

Late at night, when I’m alone, I sometimes ponder what it means to be autistic. Do I experience sounds and smells differently from an allistic (non autistic) person? Scientific studies suggest I do.

Most research on autism focuses on younger people, but some studies suggest older adults face increased risks — and perhaps ...

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 ...

President-elect Donald Trump seemed to entertain the discredited theory that vaccines cause autism as he answered questions from journalists at a press conference last week at his Mar-a-Lago club.

Judith Warner is the author of And Then They Stopped Talking to Me: Making Sense of Middle School. The proposed change to the newest edition of the American Psychiatric Association’s Diagnostic and ...

Update RequiredTo play audio, update browser or Flash plugin. Secretary of Health and Human Services Robert F. Kennedy, Jr. has spent years spreading doubt about the ...

Proposed category would apply to autistic children over eight who have little to no functional language, an IQ below 50 and ...

Experts are reconsidering the idea of autism as a spectrum, which could impact diagnoses and policy making for the condition ...