NBC NATIONAL NEWS — Babies who are exposed in the womb and during their first year of life to air pollution caused by traffic may have an increased risk of becoming autistic, according to a study from the University of Southern California.
The study from the Keck School of Medicine at USC shows children whose mothers lived in areas with high levels of pollution from traffic are twice as likely to develop autism.
"This does not say that pollution causes Autism," said Dr. Douglas Vanderbilt, with Children's Hospital Los Angeles. "What is says is that there is an association."
The study suggests nitrogen dioxide and small particles that come from traffic pollution affect the lungs and the brain.
Studies like this may pave the way, according to Vanderbilt, toward one day finding effective treatments for this mysterious disorder.
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