Objective: To present the works written by Pál Heim on childhood nutrition. Method: Literature review on feeding disorders in young children. Results: Medical examination and detailed examination of the medical history are paramount. The time of onset and progression of symptoms are important. Considering the role of parents and providing them with useful, practical advice remain defining elements of our work today. Conclusion: The key to successful prevention and intervention is the integrated treatment of biopsychosocial factors.  Kulcsszavak: Pál Heim, child nutrition, feeding disorder, physical and mental health of young children, role of parents