Over a year, it is estimated that 90% of the population get at least 1 headache. About 16-17% of the population get a migraine headache sometime in their life.
HEADACHE
Definition:
A headache involves pain in the head which can arise from many disorders or may be a disorder in and of itself.
There are three types of primary headaches: tension-type (muscular contraction headache), migraine (vascular headaches), and cluster.Virtually everyone experiences a tension-type headache at some point. An estimated 18% of American women suffer migraines,compared to 6% of men. Cluster headaches affect fewer than 0.5% of the population, and men account for approximately 80% of all cases.