A new catalog may help clinicians evaluate the daily challenges people with autism face.

Women who take acetaminophen — commonly marketed as Tylenol in the United States — early in pregnancy may increase their daughters’ risk of language delay.

Children of women who are hospitalized during pregnancy may develop poor physical, social, cognitive or emotional skills.

How the brain’s immune cells develop in ‘germ-free’ mice might help explain why autism is more prevalent in boys than girls.

Women who take folic acid or other vitamins before or during pregnancy may decrease their risk of having a child with autism.

Older men and women are more likely than young ones to have a child with autism, but this connection is not straightforward.

Men and women with rheumatoid arthritis, an autoimmune condition, are at increased risk of having a child with autism.

Sophisticated animal models — including a new rat model — are revealing how maternal antibodies contribute to autism risk.