1 Evaluate heart muscle function. 2  Determine the need for further treatment (such as an interventional procedure or bypass surgery). 3  At many hospitals, several interventional, or therapeutic, procedures to open blocked arteries are performed after the diagnostic part of the cardiac catheterization is complete.
Hereâs what she had to say: 1  Vitamin C is one of the biggest immune system boosters of all. 2  Vitamin B6 is vital to supporting biochemical reactions in the immune system.  Vitamin E is a powerful antioxidant that helps the body fight off infection.
There's some evidence that vitamin C may be particularly helpful in boosting the immune systems of people under major stress. To increase your vitamin C intake, add these foods to your diet: citrus fruits and juices (such as orange and grapefruit) kiwi fruit. red and green peppers. broccoli. strawberries.