What causes urinary incontinence?

Urge incontinence or urgency incontinence is caused by over activity in the bladder that got to go, got to go now sort of feeling, which is so over powering that you are unable to make it to the bathroom in time. There is also other more unusual causes of urinary incontinence like fistulas, holes between the bladder and the vagina, and other issues like that that will cause incontinence in specific individuals.