Genes, migraines, stroke. Overall, there is absolutely no doubt that migraines are NOT a problem isolate to the head. They are a problem with the health of the overall patient. This is why we see an increased risk of conditions like stroke and heart disease in migraine sufferers.
Ok..let me get this straight. Migraines are really a local manifestation of a systemic problem, which is why we see increased risks of cardiovascular disease and stroke in patients who suffer from migraines.