Why causes sudden loss of bladder control?

Sudden loss of urine: Sudden loss of urine may be caused by overactive bladder or by poor support of the bladder with leaking with stress activities such as cough, laughing, etc. Over active bladder may be caused by foods, medications, lack of estrogen, infection, incomplete emptying, etc. Leaking with stress is most often associated with a history of childbirth. It can however be a result of aging.

Lots of things : Bladder infection is the most common but neurological diseases like ms, parkinsons or even diabetes should be considered.