Anxiety can assume unusual forms in people with autism — turning uncertainty, or even a striped couch, into a constant worry. New tools may help identify these hidden fears.

In this episode of “Spectrum Stories,” host Jacob Brogan talks to clinicians about why anxiety is so common — but can be so hard to spot — in people with autism.

A brain region that processes emotions tends to be smaller in children who have both autism and anxiety than in those who have autism alone.