In addition to the benefit of increased self-confidence, there may be other positive side effects. Tummy tuck appears to reduce the incidence of stress urinary incontinence and improve ventral and umbilical hernias. A tighter abdomen also seems to be associated with improved posture and even better weight management. For example, a study published in the journal Plastic and Reconstructive Surgery found evidence of short- and long-term weight loss in women who underwent the procedure. Removal of fat cells appeared to alter the hormonal activity that governs appetite.