‌Arteries and veins (also called blood vessels) are tubes of muscle that your blood flows through. Arteries carry blood away from the heart to the rest of the body. Veins push blood back to your heart ...
To better understand problems in the brain’s blood vessels that may lead to stroke, we need a better way to see them. Cardiovascular imaging can peer inside coronary arteries to spot clots blocking ...
Arteries carry oxygenated blood away from your heart. They have thick walls and a muscular layer that keeps your blood moving. Arteries can be as wide as a nickel (about two centimeters). They are the ...