The upstream-downstream metaphor helps public health practitioners to choose cost-effective public health interventions. This post curates a set of peer-reviewed articles that deal with the upstream-downstream” metaphor. 1. The upstream versus downstream metaphor to reduce health inequalities In this article, Naoimh, E. McMahon reviews published literature until June 2020 to find how the upstream-downstream metaphor has helped us frame action to reduce health inequalities. The full text is available for free. Link to the article: https://academic.oup.com/jpubhealth/advance-article/doi/10.1093/pubmed/fdab157/6288548 In her previous article published in the Critical Public Health Journal, she describes how English researchers interpret the “upstream-downstream” parable. In Naoimh’s two blog…