Overactive Bladder Urology Care Foundation Overactive Bladder overactive bladder overactive bladder 40 percent of women According to the Urology Care Foundation bàng quang hoạt động quá mức quickly or urgently Overactive Bladder (OAB) The Urology Care Foundation OAB Overactive Bladder Urology Care Foundation 33 million people 40 percent of women 40 percent of women Overactive Bladder (OAB) Urology Care Foundation "Overactive Bladder," Urology Care Foundation. 2015 estimated