The work aimed at specifying modern features of civilizational factors influence on the health, revealing peculiarities of young age, establishing reflexion of modern factors of health in methodological approaches to health studying. Changes in understanding health are reflected in its studying methodology. The analysis of sociological research data shows, that the social stress became the main reason of medical-demographic situation deterioration in days of reforms. The mechanism of its influence was the loss of effective labor motivation, social envy, and deterioration of spiritual condition of a society. Material well-being decrease was not a determinative factor. The problem of inequalities in health gets the increasing urgency. It is connected with physical and social living environment; availability of qualitative medical aid; specific features of behavior of people. At a medical aid guarantee, and at teenage age, factors of social living environment, which influence behavior in health sphere by means of stigmatization are especially significant.