Mixed autism with developmental delay: Roughly 19 percent showed early developmental delays but few signs of anxiety, depression or disruptive behavior. Researchers call this group “mixed” because its ...

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

For years, we've thought of autism as lying on a spectrum, but emerging evidence suggests that it comes in several distinct ...

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

Autism isn't one condition but four, according to new research that could help children get diagnosed earlier and receive more tailored support. Scientists in the US analysed data from more than 5,000 ...

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

Two groundbreaking studies at the UC Davis MIND Institute provide clues about possible types of autism linked to brain structure, including size and white matter growth. The research is based on brain ...

Researchers report that new experiments with genetically engineered mice have found clear connections among a range of autism types and abnormalities in brain cells whose chemical output forges ...

When Marc and Cristina Easton’s son was diagnosed with autism at 20 months, the Baltimore couple left the doctor’s appointment in confusion. Their toddler – who was very soc ...