Growing evidence suggests that fish oil, thought to directly prevent inflammation, oxidative stress and heart disease, may have limited clinical utility.

New findings suggest that misfolded proteins accumulate in the heart atria, particularly in patients with hypertension, and may contribute to atrial heart disease.

In some cases, HDL, the "good cholesterol," may not function properly and may actually accelerate atherosclerosis.

Endothelial cells residing in the coronary arteries can function as cardiac stem cells to produce new heart muscle tissue, Vanderbilt University investigators have discovered.

Vanderbilt University Medical Center is one of four institutions that are part of a new research network aimed at preventing heart disease and stroke, the two leading causes of death in the world.

Smooth muscle cells that line the aorta differ in development but not in the adult, a finding that has implications for understanding aortic development and disease.