Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

Aortic stenosis is a narrowing of the aortic valve that affects how blood flows through the heart and body. While not often linked to heart valve narrowing, high and irregular blood pressure can ...

Vascular diseases affect the arteries, veins, and capillaries throughout your body. They can disrupt blood flow to various organs and tissues, causing potentially severe complications. Vascular ...

When you start moving, your heart rate spikes, blood flow changes, and your brain becomes more alert. A woman begins her morning workout, a critical time when the body and brain rapidly adapt to meet ...

Burlington, Vt.— A team of UVM scientists led by Mark Nelson, Ph.D., from the Larner College of Medicine at the University of Vermont, has uncovered a novel mechanism that reshapes our understanding ...

New research shows pollution particles can stick to red blood cells, traveling through the body—and masks may help stop them in their tracks.