Switch to the Mediterranean (MED) Diet. According to researches, cognitive decline can be prevented by gaining some basic good health habits. Staying physically active, getting enough sleep, not smoking, having good social connections, limiting alcohol and eating a Mediterranean diet are considered crucial for maintaining cognitive fitness. Prof. Dr. Birol Saygı says we need to include the Mediterranean diet in our lives. According to the information given by Respect, the Mediterranean diet is a diet plan based on “eating” instead of a regular diet plan. This diet, which is based on the traditional cooking and eating habits of the neighboring countries of the Mediterranean, is also known as the MED Diet worldwide. Emphasizing that social life such as social life and eating in crowded environments should be supported when looking at the Mediterranean Diet style nutrition pyramid, Saygı makes the following evaluations: “As we climb the upper layers of the pyramid, the vegetable, fruit, olive oil and cereal group; seafood in the upper layer, dairy products, eggs, chicken meat in the upper layer; The top layer contains red meat and desserts. In addition to this type of diet, water consumption can also be added to the diet. “