Rare placenta-crossing infections triple risk of autism in children

New Atlas

A large-scale study found that rare infections capable of crossing the placenta triple the risk of autism in children. The research, based on data from nearly 3.7 million Swedish births, identified 975 children exposed to pathogens like toxoplasmosis, syphilis, and rubella in the womb. These infections, though rare due to vaccinations, were linked to increased risks of autism, ADHD, and obsessive-compulsive disorder.

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All articles from 25 September 2026. Summaries are AI-generated and may contain errors; the linked article is the authority.