Autism has long been known as a spectrum, signifying a wide range of symptoms and severity. Now, new research suggests that ...

New research identifies four presentations of autism based on genetics, behaviors and the ages when symptoms first appeared.

The new analysis study showed the delay may stem from genetic mutations that are present when a child is born – but activate ...

Autistic adults show reduced availability of a key glutamate receptor, mGlu5, across widespread brain regions.

The nation’s pediatricians are getting new guidelines for how to go about evaluating children who present with global developmental delay or intellectual disability. Doctors should use genetic testing ...