A recent study suggested that mothers’ body mass index may be a risk factor for autism spectrum disorder, or ASD. Explore this page to learn more about the genetic and environmental factors associated with the risk of developing ASD.
In the Risk Factors Section, you will learn about:
Autism Spectrum Disorder (ASD) can be caused by multiple conditions, called risk factors,that have been linked to an increased likelihood of developing ASD. Risk factors can be genetic or environmental.
Environmental risk factors, however, stem from social, physical, or chemical exposures and can be present during fetal development or months to years after birth.
In the Risk Factors section of the Autism Reading Room, scientific experts discuss the interaction between environment and genetic risk factors as well as misconceptions about the causes of ASD.