HomeAutism Spectrum Disorder What is Autism or ASD ?What kind of a disease is it; Click here EpidemiologyHow often does it occur in children and adolescents in the United States and worldwide; are all gender equally affected; Click here Disease origin What is causing it; Click Here SymptomsWhat are the social and behavioral signs; Click here Diagnostic How to diagnose it; Click here Treatment What are the different types of treatment; Click Here How to Support Someone With ASDTips for being supportive friends and siblings of someone with ASD; Click Here