‌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 ...

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 ...

Taking care of your cardiovascular system is key to a long and healthy life. We spoke with cardiologist Dr. John Gribar, MD. You can hear Dr. Gribar discuss vascular health and conditions such as ...

Dr. Thoralf Sundt answers the question: 'Bypass -- Vessels From Legs Or Chest?' — -- Question: How does a surgeon decide whether to use veins from the legs or arteries from the chest to do bypass ...

The circulatory system and its vast network of arteries, veins and smaller blood vessels touch every single part of the body — every organ, every system — to help keep it running. Dr. Yu-Ming Ni, a ...