Vagus nerve stimulation (VNS). Stimulation from the vagus nerve is a means of regulating the excitability of nerve cells without having inducing seizures. The vagus nerve, which commences from the brainstem, has several branches, and vagal nerve stimulation is used medically to normalize coronary heart rate in those with cardiac https://brainhealthusa.com/psychiatrist-in-santa-clarita-los-angeles-county/