This study investigates whether electromyography (EMG) analysis can reflect ergonomic improvements for commuter bike users by assessing muscle activity differences between comfort- and performance-oriented saddle positions. A cohort of 30 city bike riders underwent a comprehensive fitting procedure. where one position was individually established based on a comfort perception question... https://lecoureures.shop/product-category/ski-de-fond-equipement-fixations-pieces-de-rechange/