The best practices for prevalence studies are all but impossible in countries facing rampant poverty and instability.

Teens and young adults with autism are about three times more likely than those without the condition to have type 2 diabetes.

A class of fungicides used on crops can produce changes in mouse brain cells that look similar to those seen in people with autism.

Individuals who have autism or another psychiatric condition tend to pair up with others who share their diagnosis.

Studies link taking antidepressants, acetaminophen and some asthma drugs during pregnancy to autism risk, but the dangers of going off them may outweigh the risks.

The combination of obesity and diabetes in a pregnant woman substantially increases the likelihood that her child will have autism.

Having polycystic ovary syndrome raises the risk of having a child with autism by nearly 60 percent.

Here’s a rundown of five trending topics that are turning traditional assumptions about autism on their head.

Our top 10 papers for this year, based on input from autism researchers, capture the full spectrum of findings — from molecular biology to large-scale epidemiology.

Inviting families to participate in studies in the context of their clinical care may help mitigate the logistical challenges of long-term studies.