CNN Inside Man August 18, 2013 06:28:00
Highways that help the brain communicate from one point to another, are impaired in those who start smoking early. >> maybe that there's underlying white matter connectivity differences. >> that's your concern, it sounds like, that those highways, those white matter highways are just more disrupted in people who start smoking early. >> that's what we see. >> perhaps not surprising given what we know about the young developing brain. >> that's a very delicate time in brain development, and that's not a good time to be taking any drugs. >> preliminary research shows that early onset smokers are ...