Complex influence of some environmental factors on health of children'S population

In article the information of ecological situation in St. Petersburg is presented. The main indexes of children’s health living in St. Petersburg, testifying to trouble in their health state are considered. Negative tendencies in dynamics of main medical and biological parameters of children's population health are revealed. With a view of increase the prophylaxis of diseases emergence the organizational actions directed on strengthening the children’s health, living in the composite ecological situation in St. Petersburg are briefly explained.