Signs That Shows Your Chronic Pelvic Pain May Be Vulvodynia Why Is My Vagina Vibrating? What You Need to Know One of the most common drivers of pelvic pain is an overactive pelvic floor. An overactive (hypertonic) pelvic floor means that the pelvic floor musculature is shortened at rest. In other words, Vibrating Vagina: Causes, Other Symptoms, Treatment, and More Pudendal Neuralgia in Females: Symptoms and Treatment Options Can Vibrator Use Improve Sexual and Bladder Function?