People with fragile X syndrome in Colombia are diagnosed at age 27, on average, according to the first study to assess diagnosis in the country. By comparison, the average age of fragile X diagnosis in the United States is younger than 4.

Five collaborations involving autistic scientists and experts are advancing autism research, from lending support for theories of the condition to shoring up trials of new treatments.

Autistic people are at an increased risk for intentional self-harm and death by suicide, but co-occurring psychiatric conditions may drive those behaviors.

Ami Klin wants researchers, clinicians and policymakers to think of autism as something inborn that only predisposes a child to certain traits. Early intervention can change the course of development.

People with anorexia are more likely to be autistic than those without the eating disorder, but the interplay between the two conditions is complex.

Prisons are often ill-equipped to handle autistic inmates, who are at risk for mental health problems and abuse.

To address racial disparities in autism diagnosis and outcomes, we need more Black autism researchers and clinicians. Here are some tips to help recruit and train them.

Rapid growth and inadequate standards in the ‘applied behavior analysis’ industry may put vulnerable children in the hands of poorly prepared technicians.

Women who receive epidural anesthesia during labor have an elevated chance of having a child with autism, a new study has found. But it is too soon for doctors to recommend against epidurals, experts say.

Protecting the privacy of autistic people and their families faces new challenges in the era of big data.