Today, I've officially gone 7-days without so much as touching a cigarette. A small feat, sure. But, it's a large step to becoming a lifelong non-smoker. And, to celebrate this occasion, I've done a lot of research over the Science of Addiction, which can be read in detail in our addiction section. But, on day 7, I will summarize some of my findings, some of which makes perfect sense, and some of which you may not have known.