Physical and Social Aspects of Vitality Case Study: Traditional street and modern street in Tehran

Happiness is among the most important human psychological needs that have always occupied the human mind. This study first presents a theoretical framework for understanding social values and the role of urban public spaces in the quality of urban life. Finally, it evaluates the factors affecting vitality by investigating vitality and its determining factors in two streets in Tehran. Then, it evaluates the level of vitality within the scopes of the study by distributing questionnaires and analyzing the data using multivariate analysis method and standard multivariate regression. (C) 2015 The Authors. Published by Elsevier Ltd.