A migraine is usually a moderate or severe headache felt as a throbbing pain on 1 side of the head.Many people also have symptoms such as feeling sick, being sick and increased sensitivity to light or sound.Migraine is a common health condition, affecting around 1 in every 5 women and around 1 in every 15 men. They usually begin in early adulthood. Some people have migraines frequently, up to several times a week. Other people only have a migraine occasionally.It's possible for years to pass bet