1. Migraine : Calling your health care provider  (Trust Mark: Doctor-Reviewed)
Call 911 if: You are experiencing "the worst headache of your life; You have speech, vision, or movement problems or loss of balance, especially if you have not had these symptoms with a migraine before; Your headaches are more severe when lying d...• Reviewer: Daniel B. Hoch, PhD, MD, Assistant Professor of Neurology, Harvard Medical School, Department of Neurology, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.