Pain 2023 Sep 21.doi: 10.1097/j.pain.0000000000003030. Online ahead of print. Ahmed Negm, Katharina Stobbe, Selma Ben Fradj, Clara Sanchez, Arnaud Landra-Willm, Margaux Richter, Lucile Fleuriot, Delphine Debayle, Emmanuel Deval, Eric Lingueglia, Carole Rovere, Jacques Noel Abstract Lipid-rich diet is the major cause of obesity, affecting 13% of the worldwide adult