Tobacco use and smoking contributed to a significant part of deaths from cancer (19.6%), chronic respiratory disease (28.1%), cerebrovascular diseases (8.7%) and type 2 diabetes mellitus (9, 8%). The pulmonologist can intervene in the context of smoking cessation. With pharmacological therapy, motivational strategies, teaching habits and healthy lifestyle and/or psychological support, there are countless successful cases. If you are a smoker, giving up smoking is the isolated act that increases the hope and quality of your life.