Black children with autism who are hospitalized for psychiatric problems are more impaired than their white peers. Socioeconomic factors may explain the difference.

Aripiprazole, marketed as Abilify, is widely thought to be safer than risperidone, the only other drug approved for use in autistic children. A decade’s worth of data suggests that is not true.

Adults with autism vary enormously in their quality of life, and two factors may explain most of this variation.

A new study has found that 0.2 percent of children in Oman are on the autism spectrum — an estimate about 15 times higher than the previous one.

People with autism are at increased odds of having other psychiatric conditions, such as anxiety and depression, but the links can be counterintuitive.

The first rigorous estimate of autism in Catalonia, Spain, has found a prevalence on par with that in the United States; an independent study in Iran, meanwhile, has found a prevalence that lags far behind.

The American Academy of Pediatrics has, for the first time in 12 years, overhauled its recommendations for identifying and supporting autistic children.

Nearly one-third of autistic young people put themselves or others in danger in any given three-month period.

Pregnant women’s use of acetaminophen may increase the odds of autism and attention deficit hyperactivity disorder in their children.

Dozens of apps are marketed to people with mental health conditions, including autism, and many violate the users’ privacy. Some researchers are finding a better way.