Performance Therapy Institute's website describes a Nashville-area physical therapy practice with locations in Cool Springs, Brentwood, and Nolensville, TN, offering vertigo and vestibular care alongside a broad PT and OT service line. Conditions treated include ALS, ankle/back/elbow/foot/hand/hip/knee/neck/shoulder/wrist pain, arthritis, balance disorders, breast cancer rehabilitation, chronic pain, dizziness, fibromyalgia, gait disorders, headaches, motor vehicle accident injuries, multiple sclerosis, neurological disorders, Parkinson's disease, pelvic physical therapy, pre/post-surgical rehab, sciatica, speech therapy, sports injuries, stroke, TMJ dysfunction, and vertigo. The vertigo service uses targeted, holistic approaches addressing BPPV (calcium-crystal displacement) and other inner-ear causes. Symptoms addressed include false motion sense, spinning, unsteadiness, difficulty walking, and blurred vision.