The cause of migraines is not known.
Migraines have many similarities to seizures. For example, both can be preceded by an aura
. An aura is a warning sign of a migraine
in migraine sufferer or a seizure
in a person with epilepsy
. Migraines and seizures also share common triggers, such as flashing lights. For more informaition see: http://understandingmigraine.blogspot.com/