The vagus nerve is the longest cranial nerve in the body and is often referred to as the "wandering nerve" due to its extensive distribution throughout the body. Vagus nerve stimulation has been used for years to treat various medical conditions, including epilepsy and depression. Now, with the advancement of technology, portable vagus nerve stimulation devices are available for home ... https://www.parasym.co/parasym-device-transcutaneous-vagus-nerve-stimulation.html