A Migraine attack can include up to four phases: prodrome, aura, headache, and postdrome. You can read more about this in Anatomy of a Migraine.
The aura is perhaps the most talked about of the phases. The symptoms and effects of the aura vary widely. Some can be quite terrifying, especially when experienced for the first time
Some of the visual distortions can be exotic and bizarre. It's interesting to note that Migraine aura symptoms are thought to have influenced some famous pieces of art...
