- Neurological disorders including Parkinson's disease and multiple sclerosis may cause damage to the nerves of the bladder and result in overactive bladder.
- A stroke that affects the neurons that control the muscular contractions of the bladder may cause overactive bladder and urinary incontinence.
- Type-2 diabetes causes an increase in fluid excretion due to an excess of sugar in the blood, which can result in overactive bladder.
- Drinking an excess of caffeinated and other beverages can encourage a high production of urine and overactivity of the bladder.
- Diuretics, often called water pills, are medications used to treat high blood pressure and can increase urine production, resulting in overactive bladder.
- Overactive bladder may be caused by an excess of internal pressure from conditions including constipation or an enlarged prostate gland.
- According to the Mayo Clinic website, inflammation of the bladder, bladder stones and cancer of the bladder may cause or contribute to overactive bladder.
















