Pathophysiology is functional changes associated with or resulting from disease or injury and the study of those changes.

When related to Migraine attacks, the pathophysiology of a Migraine attack would mean the changes in how the brain and central nervous stem function when a Migraine is triggered and during the Migraine attack. We could discuss the pathophysiology of how the triggers themselves work -- what changes occur when we encounter a trigger. We could discuss the pathophysiology