Study Links Autism with Head Size A new study shows that children who later develop autism are born with smaller-than-normal heads. By age 3, their heads -- and brains -- are larger than normal. Researchers think the findings may make it possible to identify and treat autistic children earlier. NPR's Richard Knox reports.

Study Links Autism with Head Size

Study Links Autism with Head Size

  • Download
  • <iframe src="https://www.npr.org/player/embed/1338835/1338836" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

A new study shows that children who later develop autism are born with smaller-than-normal heads. By age 3, their heads — and brains — are larger than normal. Researchers think the findings may make it possible to identify and treat autistic children earlier. NPR's Richard Knox reports.