Groin pain is a very frequent problem and needs a meticulous and focused clinical examination. More than 15 causes are described in the literature such as pathologies from muscles, bones or genital organs. A groin hernia only rarely causes pain. Instead, the most frequent complication of groin hernia surgery is chronic groin pain affecting more than 1500 patients per year in Switzerland. In such cases, a deep knowledge of the causes and the therapy strategies is required to help these suffering patients. Read the article which was recently published in Switzerlands surgical journal «Swiss Knife».