This is my 2nd DOT treatment. Had my 1st on done in Nov. '13. So pleased with the first one that I was willing to go through this again. I was an avid sun "worshiper" & former smoker for 25+ yrs. And had scars from a car accident when I was 26. My skin had brown spots & my mouth had the "smoker lines". As I have grown older, the loss of collagen has made the scars more visible than when I...