To lose weight, we must first change our eating habits. In addition, we should be proactive and not be too lazy in the process of losing weight. This is an obstacle to 1 losing weight. The safest and most harmful way to see a doctor is to control diet and nutrition exercise, which is harmless to the body. Controlling diet means controlling calorie intake, such as eating more cucumbers and tomatoes and reducing the intake of meat and starch, such as rice, noodles and steamed bread.