The human circulatory system represents an intricate network of vessels that extends throughout the entire body. This complex arrangement of arteries, veins, and capillaries works continuously to ...

Haemoglobin Video Imaging (HVI) demonstrates conjunctival and episcleral blood flow in man with the resolution of a single erythrocyte. A new method for establishing vessel hierarchy in ...

Your cardiovascular system consists of your heart, blood vessels, and blood. Together, they are a liquid transport network. This system delivers oxygen and nutrients to your body and picks up waste ...

If all a person's blood vessels - arteries, veins and capillaries - were laid end to end, they would be 100,000 kilometers long. Arteries bring oxygenated blood from the heart to the body's organs and ...

Using physical measurements, theoretical models and numerical simulations, researchers have shown how the growth of the arteries directly controls that of the veins through a process that depends ...

You have more than 40 billion hair-thin capillaries in your body and for the most part their inner workings remain a mystery despite their importance in distributing oxygen to your cells. We may soon ...

Pulmonary arterial hypertension (PAH) is a rare condition that's difficult to treat. The hallmarks of the disease—narrowing ...

An arteriovenous fistula (AVF) is an abnormal joining of an artery and a vein. If an AVF is affecting health, early treatment can help prevent complications. An AVF occurs if an artery connects to a ...