Reflections on a complex intervention targeting healthy eating in young children.

In this article, the author offers her experiences of conducting a public health nursing intervention based on the use of the Medical Research Council framework for complex interventions. This article provides examples aimed at helping and inspiring others who might be interested in conducting a complex intervention study. The intervention focused on counseling about food and feeding practices provided by public health nurses in a sample of child health centers in Norway 2015-2018. Aspects of food and nutrition are central to public health nurses' counseling at the child health center, and they experience challenges when counseling on these themes. This article offers an approach to handling the complexity of public health nursing interventions on counseling among families. The topics presented on planning and performing an intervention and the related challenges might have relevance for public health nursing in several countries.