Vagus nerve stimulation (VNS). Stimulation of your vagus nerve is a means of regulating the excitability of nerve cells without inducing seizures. The vagus nerve, which commences within the brainstem, has numerous branches, and vagal nerve stimulation is used medically to normalize heart level in those with cardiac arrhythmias. People https://brainhealthusa.com/psychiatrist-in-san-marino-los-angeles-county/