Ana19 Hello Ana thanks for reaching out! Please don't punish yourself for the slip. We want to be very kind to ourselves in this quitting process. You re not alone in the relapse department lady! So start over and never ever forget that we can't have one puff eve. You have proven to yourself where that leads and this slip can serve to strengthen your resolve!!! http://whyquit.com/whyquit/LinksAAddiction.html http://whyquit.com/joel/Joel_03_21_blood_sugar.html http://ffn.yuku.com/topic/22890/Possible-Change-in-Caffeine-Tolerances-After-Cessation www.whyquit.com Keep reading and pick yourself up. You CAN do this!!!