While some previously published studies have suggested that migraines with auras may increase the risk of stroke and seemingly harmless brain lesions, it was undetermined if migraines increased the risk of dementia or cognitive function. An online study published by the British Medical Journal, stated that researchers from the Brigham and Women’s Hospital found that migraine sufferers did not have a greater risk for cognitive decline than non-migraine sufferers. If this study is correct, and is supported by future studies...