Dr. Phillipe Grandjean, a researcher at Harvard School of Public Health, and Dr. Landrigan, of New York’s Mount Sinai, report in their peer-reviewed study published in The Lancet Neurology, that “disorders of neurobehavioral development affect 10–15% of all births.” Their study went on to identify five industrial chemicals that could be reliably classified as developmental neurotoxicants: lead, methylmercury, arsenic, polychlorinated biphenyls, and toluene. ). It also noted 201 chemicals that had been reported to cause injury to the nervous system in adults, mostly in connection with occupational exposures, poisoning incidents, or suicide attempts.

You can read the entire study, including methodology and results from our current events page.