There are three types of blood vessel: arteries, veins and capillaries. The heart is a muscular organ that pumps blood around your circulatory system. The circulatory system is the heart and all ...

New research from Weill Cornell Medicine has uncovered a surprising culprit underlying cardiovascular diseases in obesity and diabetes-not the presence of certain fats, but their suppression.

The left ventricle has to work particularly hard because each of its contractions must have enough power to push blood all the way through your body's vast network of blood vessels. And that's a ...