Inclusion Criteria:  Diagnosis of overactive bladder (OAB) with or without urgency urinary incontinence Symptoms of OAB for at least 3 months prior to the Baseline Visit Willing and able to complete electronic patient-reported outcomes questionnaires monthly for a minimum of 1 year Previous exposure to mirabegron monotherapy and/or mirabegron plus solifenacin and/or previous exposure to anticholinergics prior to initiation of vibegron  Exclusion Criteria:  Any contraindication to the use of vibegron per the United States label History of OAB treatment with botulinum toxin A; sacral neuromodulation; percutaneous tibial nerve stimulation; external beam radiation therapy; urinary stents within the last 6 months; pelvic or lower urinary tract surgery within the last 6 months; and urethral catheterizations within the last 3 months prior to the Baseline Visit History of mixed incontinence where stress incontinence is the predominant form (as determined by the investigator) Participants at risk of urinary retention (as determined by the investigator) Neurologic conditions associated with OAB symptoms, e.g., multiple sclerosis Pregnant or breastfeeding or plans to do so during the study Use of vibegron prior to the Baseline Visit either prescribed or in a previous vibegron clinical trial where the participant was on vibegron Anyone who, at the discretion of the investigator, is not suitable for treatment with a beta 3 agonist for OAB for any reason