Overview
Migraine is the most common vascular headache. Vascular headaches are caused by blood vessel abnormalities, which by turn constrict and open blood vessels in the head.
Review Date 3/2/2023
Updated by: Jacob Berman, MD, MPH, Clinical Assistant Professor of Medicine, Division of General Internal Medicine, University of Washington School of Medicine, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.