Vagus nerve stimulation (VNS). Stimulation of your vagus nerve is a method of regulating the excitability of nerve cells with no inducing seizures. The vagus nerve, which begins in the brainstem, has many branches, and vagal nerve stimulation is utilised medically to normalize heart amount in people with cardiac arrhythmias. https://brainhealthusa.com/psychiatrist-in-arcadia-los-angeles-county/