The communication medium including real and virtual plays a determining role in admission and engagement of the people in society particularly the youth in mental patterns (attitudes) and objective (behaviors). In this regard, the virtual field of expanding activities of social networks as one of the brokers of making social changes including favorable and unfavorable is an unavoidable fact. This article wants to study of the influence of social networks on the lifestyle of the youth in the city of Shahrekord and response to this issue that the young people choose which lifestyle, joy-oriented, knowledge-based, idealistic, passive (aimless). In 2011, this research has been carried out by survey method. Conducting this research and its results helps the cultural officials of the country to prevent the tendency of youth toward deviation lifestyles. The subjective territories of this research are background variables, relationship coherence, value coherence, social accumulation and lifestyle. The statistical population of this plan includes all internet users aging between 15-35 years present in 16 active coffee nets of Shahrekord city in 2010. Using the sampling formula of Cochran, 451 users were determined and the sampling method is proportional to volume on a classified basis. To determine the type of lifestyle and create the indicators of independent variables, researcher questionnaire was used. The results of research showed that there is no relationship between the type of network, residence place, value coherence and lifestyle. But there is a meaningful relationship between variables of gender, education, relationship coherence, social accumulation, and relational lifestyle.