What causes frequent urine leakage?

Often show leakage of urine phenomenon, considered to be stress incontinence, and pelvic floor muscle relaxation, sphincter damage is related. Generally occurs in middle-aged women, especially after childbirth. After childbirth caused pelvic floor muscle relaxation, sphincter damage, patients in strenuous exercise, laughter, rope skipping when easy to show involuntary urine flow out. After the examination, if the patient is mild, it can be improved by local exercise. If the patient is serious, surgery or medication should be done.