Vagus nerve stimulation (VNS). Stimulation of your vagus nerve is a means of regulating the excitability of nerve cells with no inducing seizures. The vagus nerve, which commences inside the brainstem, has numerous branches, and vagal nerve stimulation is utilized medically to normalize heart rate in those with cardiac arrhythmias. https://brainhealthusa.com/psychiatrist-in-arcadia-los-angeles-county/