Stroke is the fifth-leading cause of death in the United States and one of the leading causes of serious long-term disability nationwide, according to the Stroke Awareness Foundation, affecting nearly 800,000 Americans each year.

Dr. Michael Seawell, a board-certified interventional cardiologist at DHR Health, is helping expand access to renal denervation, a minimally invasive treatment designed for patients with difficult-to-control high blood pressure.