Pelvic organ prolapse (POP) is a common pelvic floor dysfunction disease caused by multiple factors in female.The main clinical manifestation is pelvic organ protrusion to the vaginal cavity.This disease not only affects the health and the quality of life of women and but also affects their mental health.At present,with the improvement of people's quality of life,reducing the occurrence of POP has become a urgent problem.Therefore,understanding its risk factors is the foundation for our research and development of prevention strategies.The risk factors of POP are summarized based on the principle of evidence-based medicine,which provides scientific basis for the prevention of POP.