http://www.reuters.com/article/idUSTRE6195BQ20100210
In a study of more than 11,000 U.S. adults with and without migraines, researchers found that migraine sufferers were more likely to say they had ever had a heart attack, stroke or symptoms of peripheral artery disease — narrowing in the blood vessels supplying the legs.
The findings, reported in the journal Neurology, add to evidence linking migraines to an increased risk of cardiovascular disease.