Smoking is one of the most wide-spread health problems of the twenty-first century. In order to cope with this unhealthy habit, it is necessary to study its causes thoroughly. According to the material presented by the source where everyone can buy a personal experience essay it's importantly, one can easily get used to smoking, while getting rid of this habit takes much effort and will. According to researchers, people usually become smokers during adolescence. To invent any methods of struggling against smoking, one should understand the mechanism and general tendencies of smoking initiation among teenagers.