Cover test to check eye alignment. During a cover test, your eye doctor will have you focus on a small object across the room and then he or she will cover each of your eyes alternately while you stare at the target.
They are mostly found in plant foods, such as nuts and oil. They include unsaturated fats -- monounsaturated and polyunsaturated -- and omega-3 and omega-6 fatty acids. Omega-3 fatty acids, which are found in fish, walnuts, and flaxseed oil, are thought to reduce the risk of heart disease. For this reason, three servings of fish a week are recommended. Types of Healthy Fats. 1  Monounsaturated fat is in olive and canola oil, avocados, nuts, and all-natural peanut butter.
Salmon, flax seeds and walnuts are excellent sources of omega 3 fatty acids. Very good sources of these healthy fats include scallops, cauliflower, cabbage, cloves and mustard seeds. Good sources of these fats include halibut, shrimp, cod, tuna, soybeans, tofu, kale, collard greens, and Brussels sprouts.xamples of foods that contain these fats include salmon, trout, herring, avocados, olives, walnuts and liquid vegetable oils such as soybean, corn, safflower, canola, olive and sunflower.