During the surgical catheterization procedure a wire tube - called a stent - can be inserted in the artery to allow blood to flow more easily

The World Health Organization estimates that at least seven and a half million people die every year from heart disease. Women and men are equally at risk, especially as they age. Yet most research on the effectiveness of a routine heart procedure called cardiac catheterization has been done on men. VOA's Melinda Smith has more on a recent study which shows this procedure can also benefit women.