Clinical Research Directory

Inclusion Criteria: 1. Able to provide informed consent to participate in the study. 2. Subject is older than 18 years. 3. Subjects should be naive to the stimulation (taVNS) Exclusion Criteria: 1. Pregnancy. 2. Subjects who have had a neuropsychiatric or a cardiac disorder diagnosis and have received treatment and chronic medication in the past six months, or who have functional deficits as a result. 3. History of alcohol or drug abuse within the past 6 months as self-reported. 4. Presence of the following contraindication to transauricular vagus nerve stimulation 1. Ferromagnetic metal in the head and in the cranium (e.g., plates or pins, bullets, shrapnel) 2. Implanted cranial electronic medical devices (e.g., cochlear implants) 3. Implanted cardiac devices (e.g., pacemaker) 5. Unstable medical conditions (e.g. uncontrolled diabetes, uncompensated cardiac issues, heart failure, or chronic obstructive pulmonary disease). 6. Uncontrolled epilepsy, as defined by previous clinical seizures in the past 3 months in patients with treatment for epilepsy. 7. Suffering from severe depression (as defined by a score of \>30 in the Beck Depression Inventory).