The coronary arteries also include the collateral coronary arteries, small blood vessels that connect the normal coronary arteries with one another. When the heart is healthy, these vessels play only ...

When the heart has to work harder to pump blood through stiffer, narrower arteries, high blood pressure can develop. Atherosclerosis. This term is clinical for hardening of the arteries. "It occurs as ...

In the brain, oxygenated blood travels through an extensive and central cerebral arterial circle. This network is called the circle of Willis. The posterior communicating artery makes up a large part ...

The cardiovascular system consists of the heart, blood vessels, and blood. Its primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood ...

In a pilot study of people living with HIV or high levels of cholesterol, researchers found that a six-week course of a cholesterol-lowering medication improved the function of the coronary arteries ...

Arteries are the primary blood vessels responsible for transporting oxygen-rich blood from the heart to every organ and tissue in the body. This circulation is essential because oxygen fuels cellular ...

Twelve weeks of exercise training improved artery health and function in middle-aged and older men (ages 50-70 years) with low-to-normal testosterone levels, while testosterone therapy provided no ...