The book contains information about the effects of smoking on the body, about the stages of formation of tobacco addiction, about the influence of nicotine and other components of tobacco smoke on various organs, about the way to overcome tobacco addiction. How to quit smoking on your own? When is a doctor needed? What is the best thing to eat after stopping nicotine use? Why and when are medications needed? What to choose - nicotine patch, inhaler, tablets or chewing gum? The answers to the questions posed are presented on the pages of this book, written by experienced narcologists.