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What Causes Autism in Children?

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Harmony Care Finder Editorial ·Reviewed by Licensed BCBA (name pending) · Published 2026-06-16 ·Updated 2026-07-01 · 7 min read

What Causes Autism in Children? This is one of the first questions parents ask after a diagnosis. What the research shows is that autism does not have a single identified cause. It comes from a mix of genetic factors and, in some cases, prenatal environmental exposures. One thing the research is clear on: vaccines are not a cause. The study that claimed a link was retracted for fraud in 2010. Many large population studies since have found no relationship between vaccines and autism. What This Te

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Harmony Care Finder Editorial

The Harmony Care Finder Clinical Team is a group of Board Certified Behavior Analysts dedicated to helping families navigate the ABA therapy journey with evidence-based guidance and compassionate support.

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✓ Medically Reviewed by
Licensed BCBA (name pending)
Board Certified Behavior Analyst

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