Never had a child jumping rope leakage, indicating the existence of stress urinary incontinence, may be caused by age factors, estrogen deficiency, chronic diseases and other factors. 1. Age factor: with age, the function of the whole body organs gradually decline, will make the body in the function of the degenerative changes, including the pelvic floor muscle relaxation and urethral sphincter degenerative changes, it is easy to induce stress urinary incontinence. 2. Estrogen deficiency: after menopause, due to the gradual decline in ovarian function, the body’s secretion of estrogen will gradually decrease, which can lead to pelvic floor support structure relaxation, urethral mucosa atrophy, decreased urinary control ability, which will lead to stress urinary incontinence. 3. Chronic diseases: such as frequent coughing, constipation, etc., may lead to long-term increase in abdominal pressure, will have an impact on the pelvic floor muscle ligaments, so that the elasticity is reduced, can induce stress urinary incontinence. In addition, stress incontinence may also be related to genetic factors, excessive obesity or poor lifestyle and other factors, the symptoms need to be timely consultation.