Cardiologists perform open heart surgery in Tel Aviv, Israel

Coronary artery bypass grafts are a common surgery to treat coronary artery disease, which occurs when fatty build-up in the arteries slows the blood supply to the heart . Blood vessels from other parts of the body are removed and grafted onto the aorta and blocked artery, allowing greater blood flow

( David Silverman/Getty Images )

Coronary artery bypass grafts are a common surgery to treat coronary artery disease, which occurs when fatty build-up in the arteries slows the blood supply to the heart . Blood vessels from other parts of the body are removed and grafted onto the aorta and blocked artery, allowing greater blood flow

  • Email E-mail
  • add to Twitter Twitter
  • add to Facebook Facebook
CTnow is using Facebook comments on stories. To comment on ctnow.com articles, sign into Facebook and enter your comment in the field below. Comments will appear in your Facebook News Feed unless you choose otherwise. To report spam or abuse, click the X next to the comment. For guidelines on commenting, click here.