Subjects who have concomitant epilepsy.

History of neurosurgical interventions.

Subjects with metal implants or shrapnel in their head, except for dental implants.

Subjects with implanted cardiac pacemaker, neurostimulators, surgical clips (above the shoulder line) or any medical pumps.

History of drug abuse or alcoholism.

History of medications overuse headache.

Participation in current clinical study or participated in a clinical study within 3 months prior to this study.

Skin lesion or inflammation at the region of the stimulating electrodes.

Personality or somatoform disorder.

Pregnancy or Lactation.

Women of reproductive age not using efficient contraceptive method.

History of cerebrovascular event.

Short-term Effectiveness of Transcutaneous Nerve Stimulation in Reducing Migraine Related Pain