Today on cnn.com is this interesting article on the basics of antioxidants and how eating a healthy, varied diet is probably better than just popping vitamins. By Karen Ansel, M.S., R.D. for Cooking Light Hardly a week goes by without news of antioxidants' health-promoting benefits. Experts believe these nutritional substances may help prevent heart disease, fight certain cancers, ward off dementia, and even slow certain aging processes. There are thousands of antioxidants found in fruits, vegetables, whole grains, nuts, legumes, meats, poultry, and fish.