Women are frequently told that they get migraine because of stress or emotion. Much of the myth links to the meaning of the terms used to describe “menstrual” migraine in the past. For example, menstrual migraine was thought to be a “neurosis” meaning “disorder of the nervous system”. Further, because migraine was more common in women, it was thought to be a form of hysteria (i.e., arising from the womb) – bizarrely, the recommended cure was marriage!
For confirmation that migraine is associated with very real temporary changes in brain chemistry, that are definitely not psychological, click the link to this article in the New York Times.