Coronary heart disease is the leading cause of deaths in patients with cardiovascular disease (CVD) (43%) in the United States. Stroke comes in at number two for 16.8% of CVD patients. Every 40 seconds someone suffers from a stroke in the United States. "Stroke" is a term used to describe a life-threatening problem that affects the flow of blood to a part of the brain. There are two types of strokes: ischemic and hemorrhagic.