Environment

Autism is more heritable than anorexia, alcohol dependence, depression and obsessive-compulsive disorder, according to an analysis of data from nearly 4.5 million people.

Traits linked to autism and attention deficit hyperactivity disorder tend to co-occur even in adulthood.

Taking antidepressants during pregnancy is unlikely to raise the risk of having a child with autism.

About 1 in 100 children in India under age 10 may have autism, and nearly 1 in 8 at least one neurodevelopmental condition.

High blood pressure, preterm birth and other pregnancy complications may increase the risk of autism.

Children born to women who received a routine vaccine while pregnant are not at an increased risk of autism.

Children born to women who had diabetes or high blood pressure while pregnant may be at an increased risk of autism.

Brain networks in newborns may reflect the degree of inflammation their mothers experienced during pregnancy.