New research shows that single letter mutations, known as point mutations, in many different genes are linked with a risk of autism. These genes are not found in the parents DNA, but appear in the DNA of children with autism.

Serotonin is a chemical in the brain that carries signals between nerve cells. There are increased serotonin levels in the bloodstream of those with autism - but, until recently, nobody knew why.

The mirror neuron system in your brain influences your emotions when you watch another human being. Those with Autism Spectrum Disorder ( ASD ) might not have this system working properly.

There are connections between the brain and the immune system that may be used to help those with Autism Spectrum Disorders ( ASD ). A change in diet, it seems, could make other treatments more effective.

Children with Autism Spectrum Disorder ( ASD ) are known to have difficulty communicating, especially in social situations. Soon researchers may learn how to communicate with them better through eye-tracking technology.

Various medical diseases sometimes differ in the way their symptoms and levels of severity show up in different ethnicities. It appears that autism may be such a condition.

Most children aren't diagnosed with autism until they are 1 or 2 years old, but new research reveals brain differences in babies as young as 6 months old who later developed autism.

New research shows that children with autism spectrum disorders ( ASD ) spend most of their free time watching TV and playing video games. Can psychologists take advantage of this interest to help those with ASD ?

For children with autism, the disorder often isn't the only thing they struggle with. Autism frequently goes hand in hand with other developmental or psychiatric conditions such as attention disorder, anxiety, speech delays or learning disabilities.

Some of those currently considered to be suffering from varying autism spectrum disorders ( ASD ) may be classified with new criteria in the next few months, according to new reports.