[An approach to the study of the effect of environmental factors on human health in a population center].

The prophylactic, organizing, methodic and governmental purposes of the study in the field of the settlement hygiene, given in systematic way, are put for solving the actual problem of interrelation "man-environment-health" in ecological and health-prophylactic aspect. The study directs at the correct organization of the investigations and the preventive measures at the priority of significance of the risk factors and the expected decrease in the diseases provoked by them. In order to achieve the desirable social-health effect as a consequence of the prophylactic activity, it is performed in strongly affected by the urbanization settlements as well as in such where the negative anthropogenic interference is particularly underlined. The basis of developed, developing and future formation of settlement are given in view of their arrangement according to priority of significance in the programmes for optimizing the environment and achieving the desirable ecology.