It is also useful to control blood sugar after diabetes is diagnosed. Dietary management is recommended once diabetes is diagnosed, such as maintaining a low-salt, low-sugar and low-fat diet and controlling total calorie intake. It is recommended to do more than 150 minutes of aerobic exercise per week, and the duration of each exercise should be more than 30 minutes; it is also recommended to use insulin or metformin, gliclazide and other hypoglycemic drugs as prescribed by the doctor. Diabetic patients diagnosed with diabetes after the standardization with the above treatment can help control the blood glucose concentration, to avoid the occurrence of diabetic nephropathy, diabetic macrovascular disease, diabetic retinopathy and other complications, so diabetes diagnosis and then control blood glucose is also useful. People with diabetes should actively cooperate with their doctors and monitor their blood sugar. Seek medical attention when abnormal blood sugar levels are detected.