Could your environment enduce Autism?

This episode addresses the disservice we do our babies from utero on. I strongly feel and have done small quantitative analysis on in the past, that over stimulating environments can cause babies to develop hyperactivity and be given diagnosis like ADHD, Autism, ADD, and Asperger's. Am I saying that is the only cause, NO, but I am willing to debate about creating an environment that won't significantly increase the chances