1. Belly Fat May Make Migraines More Likely - US News and World Report
Age and gender also affect chances of having debilitating headaches

2. Migraine : Causes, incidence, and risk factors  (Trust Mark: Doctor-Reviewed)
A lot of people get migraines - about 11 out of 100. The headaches tend to first appear between the ages of 10 and 46. Occasionally, migraines may occur later in life in a person with no history of such headaches. Migraines occur more often in wom...• 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.

3. Migraine Headache  (Trust Mark: Doctor-Reviewed)
Migraine is a type of headache marked by severe head pain lasting several hours or more.• Author: Kim A. Sharp MLn