Kegel exercises strengthen the pubococcygeus, or PC, muscle. This pelvic powerhouse supports your internal organs, controls your bladder, and contracts during orgasm. Regular Kegel workouts mean better health and better sex! Weak pelvic floor and bladder muscles can also cause mild to moderate urinary incontinence. With exercise, they are able to strengthen into strong and fully controlled muscles. Designed to strengthen the pelvic floor muscle, the Biofeedback Kegel Exerciser provides real-time feedback for improved results. Clinically approved pre-set programs help you achieve noticeable results in as little as just a few weeks…no drugs or surgery required! Built-in "Train" and "Test" modes test and track your weekly progress. Simply use 20 minutes each day during any seated activity. Detailed instruction and carrying case included. Batteries not included. This item is non-returnable.