A heart catheterization is a procedure where a very thin cable wire (the catheter) is inserted through an artery in the patient’s wrist or groin. The tube is guided to the heart, providing the physician with images showing how the heart is working and enabling any blockages to be identified.

You may think leg pain or a slow-healing wound is a normal part of aging. Not necessarily. That nagging ache may be your body's way of sending a warning signal that something more serious is going on.