heart disease

NIH-developed technique prevents obstruction in heart valve replacement

A novel technique has proven successful in preventing coronary artery obstruction during transcatheter aortic valve replacement (TAVR), a rare but often fatal complication.

Long periods of sedentary behavior may increase cardiovascular risk in older women

A new study has found that the longer older women sit or lay down during the course of a day—and the longer the individual periods of uninterrupted sitting—the greater their risk of cardiovascular diseases such as heart disease and stroke.