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.
The highest concentrations of omega-3 fatty acids are found in coldwater fish, such as sardines, salmon, herring, tuna, cod, mackerel, halibut, and shark.These fatty acids are also found in lower concentrations in plant foods such as flaxseed, walnuts, Great Northern beans, kidney beans, navy beans, and soybeans.Some registered dietitians recommend eating a diet rich in fish with high levels of omega-3 fatty acids or eating 1 or 2 teaspoons of flaxseed every day.mega-3 fatty acids are important nutrients involved in many body activities, especially immune system responses. Your body doesn't produce omega-3 fatty acids and must get them from the food you eat.