The megablock of the Kursk magnetic anomaly area in the center of which the Kursk region is located is a large structure occupying the central part of the East-European platform. The Zhelezhnogorsky, Rylsky, and Dmitriyevsky Districts show the highest childhood morbidity. The environmental factor, the geomagnetic field specified by iron-ore deposits that occupy more than 30% of the territory of the Kursk Region, is one of the factors forming the health status of the region.