Andrew Huberman· PhD
so it was only the exposure during that critical window is very delicate and it's by the way true of the brain as well so there you teasing out what is the critical window is one of the challenges that we have when we work with these chemicals so I wasn't so much worried about exposure in the delivery room and you know in their feed as in the first of life because I knew it was unlikely to change these measures do other things but maybe but not these measures