IRCT2014010416063N1 IRCT 2014-03-25 Research Council of Tehran University of Medical Sciences The effect of pelvic floor muscle exercises on urinary incontinence and quality of life in patients with multiple sclerosis The effect of pelvic floor muscle exercise training on urinary incontinence and quality of life in patients with multiple sclerosis 2014-02-17 anticipated 50 Complete https://irct.ir/trial/15123 interventional Randomization: N/A, Blinding: Not blinded, Placebo: Not used, Assignment: Single, Purpose: Health service research. N/A urinary incontinence. Patients in relation to the pelvic floor muscles will be trained by the researcher. The exercise consists of a series of pelvic floor muscle contractions in different modes, including lying on his back with knees bent, sitting and standing which patients will be advised at the beginning of the contraction for 3 seconds, followed by 5 seconds of rest have done and duration of contractions gradually increased to reach 10 seconds. The exercises 3 times a day for 12 consecutive weeks and will increase gradually until contractions reached 90 to 100 contractions per day..