BackgroundAlexithymia, defined as difficulty identifying and expressing emotions, has been linked to poor health behaviors and psychosomatic complaints. Evidence on its relationship with physical activity, musculoskeletal problems, posture, and fatigue in university students remains limited.ObjectiveThis study examined associations between alexithymia, physical activity, musculoskeletal complaints, posture, and fatigue in young adults.MethodsA cross-sectional study was conducted with 176 univers