Multiple community studies have found this to be a myth. There hasn't been a huge increase in the rate of people with ASDs. It's probably a change in our use of diagnostic labels that is causing the apparent increase. http://www.ncbi.nlm.nih.gov/pubmed/21536975 http://pediatrics.aappublications.org/content/117/4/1028.abstract |
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Am I wrong in thinking that the rates of mental retardation have gone down because of improved prenatal screening?
I think this is a huge factor. |
| If California and Canada have banned certain pesticides, are they seeing decreases in ASD? |